Fossils - Science topic

The high consumption of electricity and issues related to fossil energy have triggered an increase in energy prices and the scarcity of fossil resources. Consequently, many researchers are seeking alternative energy sources. One potential technology, the Microbial Fuel Cell (MFC) based on rice, vegetable, and fruit wastes, can convert chemical ener...

The development of society is inseparable from the use of traditional burning energy. However, people's excessive exploitation of fossil energy has led to the gradual shortage of fossil energy. It is essential to find New Energy (NE) and develop a new energy industry. The natural ecosystem has the characteristics of stable development. With the dev...

1. INTRODUCCIÓN La arquitectura bioclimática y la eficiencia energética son conceptos que han surgido como respuesta a la necesidad de construir de manera sostenible, teniendo en cuenta el impacto ambiental y la eficiencia ener-gética de los edificios. Estos enfoques han evolucionado a lo largo de la historia a medida que se han desarrollado nuevas...

Understanding past sea-level variations is essential to constrain future patterns of sea-level rise in response to warmer climate conditions. Due to good preservation and the possibility to use various geochemical methods to date fossil sea-level index points, the Last Interglacial (Marine Isotope Stage, MIS, 5e, 130-116 ka) is often regarded as on...

The fossil record of coccolithophores dates back approximately 225 million years, and the production of their calcite platelets (coccoliths) contributes to the global carbon cycle over short and geological timescales. Variations in coc-colithophore parameters (e.g. community composition, morphology , size and coccolith mass) are a key factor for oc...

With the transition towards a low carbon economy underway, the notion of ensuring that it is a just transition – one that is fair and equitable – has captured significant attention in recent decades. Although petrostates are a central part of the fossil fuel-based global economy, they have been largely ignored in discussions of a just transition. T...

The Indo-West Pacific is home to a diverse array of modern fish species, and the study of their fossils can provide valuable insights into the origins and evolution of this biodiversity. This report presents rare remains of five individuals of acropomatiform fish, including a semi-articulated skeleton, recovered from the Upper Kueichulin Formation...

Identifying centers of diversification is useful for species germplasm conservation planning. The study objective was to determine the localities that acted as centers of diversification of the Pinus genus in Mexico and to identify current areas with the highest pine species richness. An occurrence database (BDO) and fossil records (RF) were built...

A list of all known fossil wood taxa recorded from the Triassic, up to June of 2024, is provided. The list contains 50 genera and 130 species of gymnospermous wood taxa documented from 16 countries across seven continents. Specifically, 17 genera and 27 species were reported from Asia, 10 genera and 39 species from Europe, 3 genera and 3 species fr...

The “Diahot Tooth” is an isolated postcanine tooth of a large herbivorous mammal, discovered in the Diahot region of northern New Caledonia in 1875. Most authors have identified it as an upper premolar of a rhinocerotid, but an alternative proposal is that it belongs to a diprotodontoid marsupial that has been named Zygomaturus diahotensis. Either...

Molecular and fossil evidence suggests that complex eukaryotic multicellularity evolved during the late Neoproterozoic era, coincident with Snowball Earth glaciations, where ice sheets covered most of the globe. During this period, environmental conditions—such as seawater temperature and the availability of photosynthetically active light in the o...

A popular-science review of the fossil and subfossil record of Fulica atra from the archaeological monuments in Bulgaria

Herein we describe a small but relatively diverse assemblage of fossil fishes derived from the lower Oligocene (Rupelian) Red Bluff Clay at site AMo-9 in Monroe County, Alabama, USA. Identified amongst the remains are 15 unequivocal taxa representing 11 families within five orders, and one additional taxon represents an unknown order and family. Ta...

Coal is one of the most important fossil energy sources and is ensuring global energy security. Annual maximum NDVI (Normalized Difference Vegetation Index) data is an important indicator for the research in balancing coal mining and vegetation conservation. However, the existing annual maximum NDVI data displayed lower values with temporally incon...

The use of new and renewable energy is currently still relatively small, it’s 13.09% compared to fossil energy which is still the national primary energy. The government itself has set a target for renewable energy utilization to reach at least 31% by 2050, and the city of Samarinda is part of East Kalimantan province, which is the largest coal and...

A new species of the extant staphylinid genus Vicelva Moore & Legner, V. rasilis sp. nov., is reported from mid‐Cretaceous Kachin amber of northern Myanmar. Vicelva rasilis is distinguishable from extant members of Vicelva by the smoother dorsal surface of head, pronotum and elytra, less prominent median projection of clypeus, unnotched mesal edge...

The chemical and thermophysical properties of carbon make it essentially irreplaceable for non-reductant uses in many high-temperature metallurgical processes. At present, biocarbon substitutes are not technically feasible for large-scale application in electrode and refractory materials that are such vital consumables in the steel, aluminum, and n...

Biodiesel merupakan salah satu alternatif untuk mengurangi ketergantungan bahan bakar fosil dan mengurangi dampak lingkungan. Pemanfaatan limbah ikan patin menjadi salah satu pilihan bahan baku dalam pembuatan biodiesel. Tujuan penelitian yang dilakukan yaitu memanfaatkan limbah ikan patin (jeroan) sebagai bahan baku pembuatan biodiesel. Proses pem...

EcoWarm Reviews, Risks & Benefits Read Carefully Before Buy! Understanding the Importance of Sustainable Heating With growing global concerns over climate change and environmental sustainability, the need for eco-friendly heating solutions has become increasingly critical. Sustainable heating not only reduces our carbon footprint but also provides...

The fossil record of the diverse subfamily Passifloroideae (>750 species and 17 genera) is relatively poor. Despite the distinctiveness of its leaves (glandular and often emarginate), most of the fossils from this group have been described from seeds. Fossil seeds have been recovered from Europe, and North and South America. A lack of information o...

La búsqueda de alternativas para rediucir las emisiones de gases efecto invernadero debido al uso de combustibles fósiles ha llevado a probar diversas moléculas de alta densidad energética, como los terpenos. Una de las sustancias que conforma esta familia es el α-pineno, que ha sido probado como aditivo en los combustibles tradicionales o materia...

Mesosticta additicta sp. nov., fourth species of this platystictid genus, is described from the mid-Cretaceous Kachin amber, suggesting its endemic diversification in the West Burma Block (WBB), possibly in relation to the geographic isolation of this area during the formation of mid-Cretaceous Kachin amber.

The extinct planthopper family Mimarachnidae is widely known in the Cretaceous of Eurasia. Two new specimens of the monotypic genus Mimaeurypterus Fu & Huang, 2021, from the early Upper Cretaceous of northern Myanmar are described. The intraspecific variation is assessed, and the description supplemented morphology of the head, pronotum, legs, and...

The fossil record of Elateridae (Coleoptera: Elateroidea) in Cretaceous has been only poorly documented so far. The recent rise of interest in Burmese amber brought some progress into our knowledge of the Cretaceous click-beetle diversity; however, still many questions remain to be answered. In this study, we describe Paleoselatosomus cretaceus gen...

Studying insect fossils, particularly those preserved as compressions in sedimentary matrices, can be difficult due to the taphonomic processes that often result to poor preservation and contrast of structures compared to the embedding matrix. To address this, we propose a user-friendly and simple methodology based on UV-light to study insect fossils...

The poster explores carbonate septarian nodules in the Harudi Formation (Western Eocene, Kutch) and their relationship with Trypanites ichnofacies fossils. These nodules and fossils provide insights into the environmental and diagenetic conditions of the formation, revealing the paleoenvironmental dynamics and post-depositional processes that influ...

This study investigates the heterogeneity and driving factors of carbon emission reduction in developed countries, providing insights for formulating carbon neutrality strategies and plans in China. Firstly, typical developed countries worldwide are categorized into four modes: high energy consumption–high emissions, high energy consumption–low emi...

Penggunaan bus listrik sebagai bagian dari strategi transportasi publik yang lebih ramah lingkungan telah menjadi fokus penting dalam upaya mewujudkan Sustainable Development Goals (SDGs) 7, yang berfokus pada penggunaan energi yang terjangkau dan bersih. Dalam hal ini, penggunaan bus listrik dapat membantu mengurangi ketergantungan terhadap bahan...

A fragmentary hind wing of a fossil Cicadidae was obtained from Lower Miocene lacustrine deposits of the Masaragawa Formation in Seki, Sado City, Niigata Prefecture. Based on unique characteristics, such as the quite short apical cell 1 and partial preservation of small wing, the specimen is identified as Cicadidae gen. et sp. indet. The fossil doe...

The genus Chloephaga Eyton, 1838, consisting of four species that breed in Patagonia, encompasses anatids endemic to South America. Despite their prominence in the present-day avifauna, these species have left behind a limited fossil record. The aim of the present contribution is to describe Chloephaga fossils coming from Middle Pleistocene levels...

Perubahan iklim telah menjadi salah satu tantangan terbesar yang dihadapi oleh dunia saat ini, dengan dampak signifikan pada berbagai aspek kehidupan, termasuk kebijakan energi. Studi kasus dari Nepal menunjukkan bahwa teknologi energi terbarukan memainkan peran penting dalam adaptasi dan mitigasi perubahan iklim. Menurut Suman (2021), penerapan te...

Climatic change is a challenge for plant conservation due to plants' limited dispersal abilities. The survival and sustainable development of plants directly depend on the availability of suitable habitats. In this study, we employed an optimized MaxEnt model to evaluate the relative contribution of each environmental variable and predict the suita...

Până la alegerile prezidențiale din toamnă și referendumul constituțional din 20 octombrie 2024 au mai rămas patru luni și atmosfera în jurul acestor două evenimente majore se încinge, devine tot mai fierbinte. Kremlinul își dă bine seama că în cazul unui rezultat pozitiv la referendum această așchie de popor îi scapă din mâini, din blestemata lui...

The comprehensive study explores the vital role of the batteries in sustainable development. It evaluates the performance of batteries in both internal combustion engine (ICE) and Electric Vehicles (EVs) while emphasizing the environmental benefits of Green Batteries. The study also explores the battery maintenance and recycling practices for every...

Tren energi global telah bertransformasi secara signifikan, dilihat dari cepatnya laju perkembangan sumber energi terbarukan yang telah melampaui produksi tahunan bahan bakar fosil. Pada rentang tahun 2010 dan 2019, laju pertumbuhan produksi energi terbarukan sebesar 6,5% per tahun, melampaui pertumbuhan bahan bakar fosil seperti batu bara dan ga...

Bahan Bakar Nabati (BBN) berperan penting sebagai tonggak utama dalam transisi energi sektor transportasi di Indonesia. Berdasarkan Susmozas et.al (2020), sektor transportasi menjadi salah satu penyumbang Emisi Gas Rumah Kaca (Emisi GRK) dan penyebab polusi udara tertinggi dibanding sektor lain. IESR (2024) menegaskan bahwa Emisi GRK dari sekt...

Energi fosil diproyeksikan masih mendominasi penyediaan energi primer Indonesia hingga tahun 2050. Energi Baru dan Terbarukan (EBT) di Indonesia utamanya dimanfaatkan sebagai Bahan Bakar Nabati/biofuel (BBN) dan pembangkit listrik. Pada skenario Business as Usual (BaU), kebutuhan total energi primer Indonesia menunjukkan pertumbuhan dari 216 juta T...

Transisi energi menuju penggunaan sumber energi terbarukan sangat penting dalam rangka mengatasi tantangan perubahan iklim, mengurangi ketergantungan pada bahan bakar fosil, dan menjaga keberlanjutan lingkungan. Produksi bioetanol sebagai bahan bakar adalah untuk mencapai berbagai tujuan termasuk meningkatkan keamanan energi, mengurangi ketergantun...

This study endeavors to investigate the fossilized writing errors of students in the English department at Cihan University, Erbil. Furthermore, the paper seeks to discern the underlying causes for these persistent fossilized forms and outline potential strategies to mitigate them. Twenty-five students were selected from the fourth stage in the Eng...

In plate kinematic reconstructions, the restoration of rifted margins and their fossil equivalents exposed in orogens remains challenging. Tight fit reconstructions rely on the mapping of margins rift domains, their restoration to their pre-rift crustal thickness, and the removal of the oceanic and exhumed mantle domains. At present-day margins, hi...

The fossil record of true seals (Family Phocidae) is mostly made up of isolated bones, some of which are type specimens. Previous studies have sought to increase referral of non-overlapping and unrelated fossils to these taxa using the 'Ecomorphotype Hypothesis', which stipulates that certain differences in morphology between taxa represent adaptat...

A time discrepancy of at least 200-300 million years exists between the generally accepted onset of meta-zoan evolution as currently evidenced from fossils compared with that from studies at the molecular level. That temporal disparity coincides with the existence and subsequent breakup of the Rodinia Supercontinent when the earliest evolutionary c...

In investigating global patterns of biodiversity through deep time, many large-scale drivers of diversification have been proposed, both biotic and abiotic. However, few robust conclusions about these hypothesized effectors or their roles have been drawn. Here, we use a linear stochastic differential equation (SDE) framework to test for the presenc...

Environmental regulations have recently drawn attention from fossil sources to green materials, among which sugar alcohols (SA) have particular importance due to their vast use in the nutrition, pharmaceutical, and chemical industries. Their properties and equilibrium conditions, including the extraction and solubility behavior utilizing novel solv...

Over the past two decades, there has been an increasing use of biofuels worldwide, especially in Europe. The main objective is to reduce greenhouse gas emissions, particularly carbon dioxide (CO 2 ), from transportation. The regulation of fuels produced from biomass and other renewable sources at the EU level is primarily governed by the Renewable...

A CIVILISATIONAL ADDICTION TO FOSSIL FUELS? A special call for publication by the International Panel of Experts on Behavior Change

This study investigates the critical toxicity of Vapona in the air-breathing freshwater catfish, Heteropneustes fossilis (Bloch). The LC50 values (median lethal concentration) were determined using a static bioassay method over 24, 48, 72, and 96-hour exposure periods. The LC50 values for 24, 48, 72, and 96 hours of Vapona were found to be 400, 378...

Global energy consumption is steadily rising, and fossil fuels are nonrenewable energy sources which provide the majority of this energy. Researchers are seeking and supporting renewable energy sources in order to balance supply and increasing demand. Microalgae is seen as an emerging and dependable feedstock that has the potential to displace foss...

Resumen La formación en geología de Carl Degenhardt (1805?-1849) le ayudó a llegar a Colombia de la mano de una compañía minera inglesa a mediados del siglo XIX. Sus recorridos desde la costa norte hasta Marmato (centro de Colombia) y desde este sector hacia otras regiones le permitieron reconocer, describir y recolectar numerosas muestras minerale...

Radiolarians have been used to determine geological ages and have contributed markedly to our understanding of Earth’s history. Hydrofluoric acid (HF) has traditionally been used to extract radiolarian fossils from siliceous deposits (i.e., radiolarian cherts), but this acid is strictly regulated because of environmental and human health concerns....

This study investigates public awareness and perceptions of critical minerals in the United States, using a nationally representative survey of 1,200 respondents. Results reveal that while familiarity with the term 'critical minerals' is relatively low (38%), there is a high level of awareness (over 80%) regarding the importance of minerals in clea...

We report the first trionychid turtle skull from the Lance Formation (Maastrichtian) of Wyoming, USA, a relatively complete cranium of Axestemys infernalis. Included is an osteological and preliminary neuroanatomical description aided by a medical CT-scan of the specimen. Comparison with other published crania of A. infernalis yielded considerable...

A new caddisflies species Holocentropus totuttotam sp. nov. and Nyctiophylax totaktoetak sp. nov. (Polycentropodidae) are described and illustrated from Rovno amber (Priabonian). Holocentropus atratus (Pictet, 1856) and Holocentropus vetustus (Germar, 1813) are recorded for Rovno amber for the first time. Now the family Polycentropodidae is represe...

The escalating adoption of low-carbon energy technologies underscores the imperative to transition from conventional fossil fuel-dependent sources to sustainable alternatives. The expansion of Distributed Energy Resources (DERs) signifies an essential shift towards a more resilient and environmentally friendly energy landscape. However, integrating...

2024 Resumen La autonomía de las baterías y los dispositivos electrónicos en Boyacá es limitada en actividades físicas como ciclismo, ecoturismo, deportes extremos y paisajismo debido a la insuficiente duración de las baterías. Esto afecta tanto a los visitantes como a los locales, ya que muchas veces se encuentran en zonas remotas sin acceso fácil...

The utilization of diverse energy storage devices is imperative in the contemporary society. Taking advantage of solar power, a significant environmentally friendly and sustainable energy resource, holds great appeal for future storage of energy because it can solve the dilemma of fossil energy depletion and the resulting environmental problems onc...

Plain Language Summary Eastern North America was constructed through several cycles of supercontinent assembly and breakup. The North American tectonic plate contains scars of this billion‐year history, but previous seismological imaging lacked the resolution to identify leftover structures that elucidate past processes or shed light on contemporar...

The need for renewable energy stems from the desire for energy independence, and as the choices are made, the demand for them increases indefinitely. With activity in this context, we will see innovations that make renewable energy more efficient and affordable. Renewable energies are a clean and increasingly competitive energy source. The main cha...

2023. Phalacrocorax bakonyiensis n. sp., a new species of cormorant from the Late Miocene of Hungary.-Ornis Hungarica 32(1): 222-230. Abstract We describe Phalacrocorax bakonyiensis n. sp. an extinct member of the cormorants (Phalacrocoracidae). The fossil was found in 2021 by geologist János Futó in the sediments of a small cave cavity on the side...

The occurrence of natural hydrogen and its sources have been reviewed extensively in the literature over the last few years, with current research across both academia and industry focused on assessing the feasibility of utilizing natural hydrogen as an energy resource. However, gaps remain in our understanding of the mechanisms responsible for the...

Fault-controlled, hydrothermal dolomitization often occurs at margins between shallow-water carbonate platforms and deep-water sedimentary basins. In western Canada, for example, the platform margin between the Cathedral Formation and the Burgess Shale Formation has been dolomitized at temperatures up to ~200 °C, with local magnesite, talc, and cli...

1. El extractivismo total, climático y global 1.1. El extractivismo y el proceso de transición energética Chagnon et al. (2022) señalan que en el último tiempo se ha apreciado una creciente preocupación por el "lado obscuro" de la llamada transformación energética y sus sistemas técnicos asociados de producción y distribución de energías renovables...

This second migration report highlights some statistics regarding the 10,000 fossil occurrences currently available in the new database version.

The freshwater algal palynomorph genus Lecaniella Cookson & Eisenack 1962 is found to be a junior homonym of the thallophytic lichen genus Lecaniella Jatta 1889. The new name Zygnematiella is here proposed as a replacement for Lecaniella Cookson & Eisenack, and the appropriate systematic reassignments are made.

Water evaporation-induced electricity generators are considered a promising green energy-harvesting technology to alleviate the increasingly serious fossil energy crisis. Previous water evaporation-induced electricity generators mainly focused on single component carbon black, limiting the improvements in energy output. At present, there are relati...

Late Holocene relative sea-level (RSL) data are important to understand the drivers of RSL change, but there is a lack of precise RSL records from the Sunda Shelf. Here, we produced a Late Holocene RSL reconstruction from coral microatolls in Singapore, demonstrating for the first time the utility of Diploastrea heliopora microatolls as sea-level i...

This study focuses on the relationship between economic growth and environmental degradation, by testing the Environmental Kuznets Curve hypothesis in Vietnam, a main export‐oriented country that features a long period of economic growth. The main originality of this work is that, unlike previous studies, it uses ecological footprint as the main in...

India documents a rich Late Triassic tetrapod fossil record that has been recovered from different Gondwanan horizons, such as the Maleri and Dharmaram formations of the Pranhita-Godavari Basin and the Tiki Formation of the Rewa Basin. The present study focuses on multiple bizarre and enigmatic isolated osteoderms that were recovered from a multita...

The article describes the recent conditions at the Paleogene thrust contact between the External Dinaric Thrust Belt composed of carbonate rocks and the External Dinaric Imbricate Belt composed of flysch rocks, geographically, between the Trnovski gozd (Trnovski gozd plateau) and the Vipava Valley at the northwestern end of the Dinarides. Fossil an...

Microfossils are single-celled micro-organisms and are noted as a powerful analysis way in earth sciences for determining geological age and in paleoenvironmental studies. However, the accurate taxa of fossil species manually using a microscope requires considerable time and labor by domain experts with extensive knowledge and experience due to the...

The ichnogenus Circulichnis Vyalov is a horizontal a ring- or ellipse-shaped burrow and/or locomotion trace of an unknown producer, most likely an annelid or a “worm”, preserved on the bedding plane. This ichnogenus is known over a wide age interval (Ediacaran–Oligocene). Circulichnis demonstrates a wide ecological range and has been found in conti...

Recent collecting of fossil vertebrates in the Chinle Formation at Petrified Forest National Park (PEFO) and reinvestigation of historic collections resulted in the recognition of a new aetosaurian taxon, Kryphioparma caerula. Although distinctive, K. caerula was initially described from several fragmentary paramedian osteoderms from PEFO and the n...

Dünya'nın dengesi ve kararlılığı dokuz sınırla birbirine bağlı bir sistem olarak tanımlanıyor. Gezegensel sınırların aşılmasında işletmelerin çevre üzerindeki olumsuz etkileri o kadar büyük ki bu olumsuz tablo karşısında devletler, hükümetler ve işletmeler gezegensel bir sorumluluk anlayışı içinde ele alma konusunda hem fikirler. Birleşmiş Milletle...

A crescente preocupação com os impactos ambientais e o esgotamento das fontes de combustíveis fósseis o uso da tecnologia de células de combustível surge como uma alternativa. Essa tecnologia, que opera com gases de hidrogênio e oxigênio para produzir água e energia, destaca-se por sua capacidade de gerar energia sem emitir poluentes durante o proc...

Plain Language Summary Some earthquakes in continents and near the ocean floor are known to break multiple, differently oriented, faults. Such compound earthquakes are rarely observed in subducted plates in the intermediate‐depth region between 70 and 300 km. Intermediate‐depth earthquake mechanics and stress state are possibly different from shall...

This study demonstrates that the US 2022 Inflation Reduction Act (IRA) provides a pathway to lower the cost of producing sustainable aviation fuel (SAF) by up to a third, making it cost-competitive with conventional jet fuel. We investigate three hydrogen-intensive electrofuel pathways—i.e., using carbon from biomass, point source emissions, and di...

Este artigo faz parte de uma pesquisa de doutorado, ainda em andamento, em ciência política no Brasil. O texto explora a emergência do antropoceno como fenômeno ético-político, destacando a transformação da humanidade em uma força geológica e suas implicações políticas e epistemológicas. Abordamos o papel central das juventudes no ativismo climátic...

Climate policy will inevitably lead to the stranding of fossil energy assets such as production and transport assets for coal, oil, and natural gas. Resource-rich developing countries are particularly affected, as they have a higher risk of asset stranding due to strong fossil dependencies and wider societal consequences beyond revenue disruption....

The taxonomy of the superfamily Evanioidea from China has long been neglected, and the current status of their classification inhibits further research on their biology. This catalog updates and documents the genus-and species-level taxonomy for both extant and extinct species of the superfamily Evanioidea recorded from China, while providing infor...

Energy sources such as electricity and natural gas prices have the most significant impact on the competition between green and gray hydrogen. The broad fluctuation of prices on the energy markets already leads to competitive situations at times. Capital expenditures would have to fall considerably to reduce the cost of green hydrogen, while a less...

Author discovered the mechanism of Cold fusion that covalent bond compression of D-D transition electron to deep orbit which distance is a few femto-meters from the nucleus, which electron density between d-d is so dense that it shields the coulomb repulsive force to cause Fusion, and discovered that nucleus is constituted only by proton and intern...

Les Niayes désignent le littoral nord du Sénégal. Elles ont servi de cadre de l’étude à ma thèse soutenue sur la crise écologique (Dia, 2000). Mes travaux majeurs ont par la suite porté sur l’approfondissement de certains aspects évoqués dans la thèse, comme les facteurs de la crise et les ripostes paysannes, et sur l’exploration de champs nouveaux...

Indonesia telah berkomitmen dalam mengurangi penggunaan energi fosil dan menggantinya ke Energi Baru Terbarukakn (EBT). Target bauran energi pada tahun 2025 dapat tercapai dengan asumsi Indonesia telah menggunakan energi terbarukan berupa bioenergi dan bioethanol, namun penggunaan bioethanol hingga saat ini belum terealisasi. Target bauran energi d...

The archaeological record offers insights into our evolutionary past by revealing ancient behaviour through stone and fossil remains. Percussive foraging is suggested to be particularly relevant for the emergence of tool-use in our lineage, yet early hominin percussive behaviours remain largely understudied compared to flaked technology. Stone tool...

Muitos geossítios brasileiros estão inseridos em contextos de problemas socioambientais que possibilitam aproximações entre Paleontologia e Educação Ambiental, por meio de questões caras à Ecologia Política e à luta por Justiça Ambiental. Um exemplo são os sítios de importância paleontológica que fazem parte da Rota das Grutas Peter Lund - RGPL, em...

We explore the potential of detecting parity violation in primordial vector fossils using late-time galaxy spins. Utilizing $N$-body simulations, we use halo spins as a reliable proxy for galaxy spins to investigate how effectively such primordial vectorial parity asymmetry remains in galaxy spins at low redshifts. We develop a novel approach to ge...

Electrocatalytic oxidation of glycerol, an oversupplied byproduct of the biodiesel industry, into high‐valued chemicals is alluring to diminishing current dependence on fossil energy. Formic acid is an important glycerol oxidation product that serves as a high‐energy‐density fuel and crucial precursor for the fine chemical industry while developing...

Bivalves and Gastropoda are collected from the Siju Formation of South Garo Hills, Meghalaya, India. Eighteen molluscan taxa are recorded, that is, nine taxa of bivalves and nine taxa of gastropods. These are comprising Ostrea ( Ostrea) adbasaensis, Lucina rakhiensis, Lucina ( Lucina) yawensis, Trachycardium minbuense, Mactra ( Mactra) protoreevesi...

Simon Robič (1824–1897) collected fossils from a young age. He found his first fossils near his hometown of Kranjska Gora and later began to study and collect them more systematically when he arrived at Šenturška Gora. He explored the caves of the Kamnik- Savinja Alps and the ridges and ravines of the Tunjice Hills and the surrounding area around K...

Among the different polyoxometalate compounds, Keggin heteropolyacids have been extensively used as catalysts in several acid-catalyzed reactions, due to their strong strength of Bronsted acidity. These metal–oxygen clusters have a highly versatile structure that allows their conversion to derivatives, which are catalysts that are much more efficie...