• Evolution cards thematically include all kinds of planetary phenomenon, from asteroid impacts, atmospheric effects, to geological events. (wikipedia.org)
  • Scientists are suggesting that human impacts on the Earth warrant a new geological epoch. (globalwarmingisreal.com)
  • A likely reason would be a phenomenon called Milankovitch cycles -cyclic changes in Earth's orbit and orientation toward the Sun that affect the amount of energy that Earth absorbs. (scitechdaily.com)
  • Weather and climate are two terms frequently used when discussing atmospheric conditions and patterns, but they represent distinct aspects of Earth's atmospheric system. (ilimain.com)
  • The so-called "consensus" on anthropogenic or Human-Caused Global Warming (AGW) maintains that global atmospheric concentration of carbon dioxide (CO 2 ) remained stable for millions of years, but increased from 280 ppm in 1750 to a maximum of 414.7 ppm in 2019. (theoccidentalobserver.net)
  • Thus our energy consumption contributes to the global warming measured by meteorological and oceanographic data, also known as "climate change" to underline the fact that over and above the global warming observed, there are also changes in other features (the water cycle, atmospheric circulation streams, ocean acidification, the level of the seas, extreme events). (paristechreview.com)
  • In the North Atlantic, a phenomenon based on this concept drives a process known as thermohaline circulation or the "great ocean conveyor belt" (Windows to the Universe, 2007). (calacademy.org)
  • Dry intrusion (DI) air streams are fundamental to the global atmospheric circulation, typically comprising the cold sector of extratropical cyclones. (weizmann.ac.il)
  • Many previous climate simulations predicted that the Atlantic circulation would remain largely stable under future climate change. (pearltrees.com)
  • Any climatic phenomenon that extends over an entire continent and which has occurred intermittently in the past cannot be due to human activities alone, but must be related to the global atmospheric circulation that controls the climate of the entire earth. (nzdl.org)
  • Stable isotope and geochemical techniques have been used in groundwater studies of coastal aquifers worldwide [ 22 - 25 ] for determining the origins of groundwater salinization in aquifers and processes that affect water chemistry, such as rock weathering, evaporation, atmospheric precipitation, and cation exchange. (hindawi.com)
  • Consequently, studying stable isotope and geochemical techniques can significantly improve our understanding of groundwater hydrodynamical processes and chemical evolution [ 26 ]. (hindawi.com)
  • Stable carbon and nitrogen isotope ratios (δ 13 C/δ 15 N) in the bone collagen and other hard tissues of marine species serve as proxies for primary productivity and food web interactions. (frontiersin.org)
  • Nuclear reactions, specifically of the (gamma, n) type, also known as photodisintegration, are utilized to accomplish this transmutation from troublesome, long-lived radioactive waste isotope(s) of given atomic mass to shorter-lived or stable materials of lower atomic mass, by exposing the troublesome isotopes to a high energy photon flux for a sustained time. (rexresearch.com)
  • To reconstruct the paleo-environmental conditions near an ancient fortress from Napatantimesin the first millennium BC a 6m deep soil profile in the Sudanese desert was studied using 14 C-dating and stable C isotope analyses. (rupestre.net)
  • This pattern cannot be linked to anthropogenic activity or to food web trophic changes, but may result from natural phenomena such as increases in productivity, carbon supply and coastal flooding driven by glacial melting and sea-level rise. (frontiersin.org)
  • Meanwhile, the spacecraft has now spotted never-before-seen signatures of ozone (O 3 ) and carbon dioxide (CO 2 ), based on a full martian year of observations by its sensitive Atmospheric Chemistry Suite (ACS). (esa.int)
  • Without NET positive feedback the Global Climate models predict that Global Warming from doubling atmospheric carbon dioxide will NOT be significant. (sindark.com)
  • Since 2000, atmospheric carbon dioxide has increased 18.4% of the increase from 1800 to 2000. (sindark.com)
  • This SEPARATION (there have been many others) corroborates the lack of connection between atmospheric carbon dioxide increase and average global temperature. (sindark.com)
  • As the atmospheric carbon dioxide level continues to increase and the average global temperature doesn't it is becoming more and more apparent that many Climate Scientists have made an egregious mistake and a whole lot of people have been misled. (sindark.com)
  • I am now CERTAIN that added atmospheric carbon dioxide has no significant influence on average global temperature. (sindark.com)
  • There are scientific uncertainties about the magnitude of different feedbacks - especially as the climate continues to change - but the statement that "[w]ithout NET positive feedback the Global Climate models predict that Global Warming from doubling atmospheric carbon dioxide will NOT be significant" is without scientific basis. (sindark.com)
  • In many cases, dramatic shifts in the type of life living on Earth are tied to changes in its climate, atmosphere, and active geological processes. (extremetech.com)
  • While also generated by geological processes, most of the methane on Earth is produced by life, from bacteria to livestock and human activity. (esa.int)
  • This study was conducted by an international team of researchers and holds the potential to help scientists better understand the geological and chemical processes that might have existed in Mars' ancient past, up to billions of years ago. (crystalinks.com)
  • On January 17, 2020, the Executive Committee of the International Union of Geological Sciences ratified the Global Boundary Stratotype Section and Point (GSSP) defining the base of the Chibanian Stage and Middle Pleistocene Subseries at the Chiba section, Japan (Suganuma et al. (springeropen.com)
  • The energy from the continents and the oceans then heats up the lower atmosphere by contact, which in turn radiates in the infra-red (IR) to partly heat up the next lower atmospheric layers and partly, in reverse, the planet's surface and finally lets part escape into space. (paristechreview.com)
  • These unlock new secrets about the martian atmosphere, and will enable a more accurate determination of whether there is methane, a gas associated with biological or geological activity, at the planet. (esa.int)
  • Ozone - which forms a layer in the upper atmosphere on both Mars and Earth - helps to keep atmospheric chemistry stable. (esa.int)
  • The atmospheric greenhouse effect, an idea that many authors trace back to the traditional works of Fourier 1824, Tyndall 1861, and Arrhenius 1896, and which is still supported in global climatology, essentially describes a fictitious mechanism, in which a planetary atmosphere acts as a heat pump driven by an environment that is radiatively interacting with but radiatively equilibrated to the atmospheric system. (skepticalscience.com)
  • Therefore, it is concluded that the volcano continued to exhibit stable behavior during the evaluated period. (lechaudrondevulcain.com)
  • Learn about the major types of volcanoes, the geological process behind eruptions, and where the most destructive volcanic eruption ever witnessed occurred. (nationalgeographic.com)
  • The Colombian geological service remains attentive to the evolution of the volcanic phenomenon and will inform in due time any changes that may occur. (lechaudrondevulcain.com)
  • AMS is a scientific and professional organization promoting and disseminating information about the atmospheric, oceanic and hydrologic sciences with more than 13,000 members. (colostate.edu)
  • The most challenging changes are the abrupt ones, said James White, a professor of geological sciences at the University of Colorado at Boulder and chair of the report committee. (globalwarmingisreal.com)
  • This chart is administered by the International Commission on Stratigraphy (ICS), a constituent body of the International Union of Geological Sciences (IUGS), and it provides an officially approved framework for the geological time scale. (springeropen.com)
  • The metabolic oxidation of organic matter with O2 produces significantly more free energy than any other plausible respiratory process, and O2 is the only high-potential oxidant sufficiently stable to accumulate within planetary atmospheres (Catling et al. (extremetech.com)
  • The facts are these: The climate of our planet is changing at a pace unlike anything seen in the natural fluctuations traced across geological records, and scientists have overwhelmingly traced this global warming trend to human activity. (pearltrees.com)
  • In contrast, those who question the IPCC's findings are dismissed as cranks challenging a well-established scientific "consensus," despite significant disagreement among scientists over whether AGW is a real phenomenon or not. (theoccidentalobserver.net)
  • Our planet Earth can be seen as a thermal machine that intercepts solar energy and transforms part of this radiation into heat, atmospheric movements or rainfall. (paristechreview.com)
  • This changed with the rapid growth in annual fossil fuel consumption since 1900, which has increased atmospheric CO 2 , considered a greenhouse or "heat-trapping" gas (GHG). (theoccidentalobserver.net)
  • It encompasses statistical data on temperature, precipitation, humidity, wind patterns, and other atmospheric elements over extended periods, typically 30 years or more. (ilimain.com)
  • How would global climate change affect this phenomena? (calacademy.org)
  • The continuous fluctuation in average global temperatures across vast geological timescales are completely ignored in favor of a manipulated data set, one supporting the UN's drivel about man's industrial activity being the most significant driver of modern-day climate change. (theoccidentalobserver.net)
  • Li, a Ph.D. student in Professor David Thompson's research group, used her funding to travel to Bergen, Norway, for two months this fall to work in large-scale atmospheric dynamics at the University of Bergen Geophysical Institute and the Bjerknes Centre for Climate Research, two of the top climate institutes in the world. (colostate.edu)
  • ECMWF is currently developing a ground breaking non-hydrostatic atmospheric dynamics Finite Volume Module (FVM) which will be implemented in the ECMWF's Integrated Forecasting System (IFS). (fluids.ac.uk)
  • The idea that atmospheric gas concentrations could impact the types of life that live on a planet, in other words, is well-supported in our own research into Earth. (extremetech.com)
  • The more the GHG concentrations levels rise, the more efficient they become to trap IR energy, therefore reducing the amount of IR that escapes into space and it is this phenomenon that leads to increased heating of the planet's surface and of the lower atmospheric layers. (paristechreview.com)
  • Refers to short-term atmospheric conditions, typically lasting from minutes to days. (ilimain.com)
  • Using laser-heated diamond anvil cells - the size of a computer mouse - they have generated high pressures of up to 150 Gigapascal (about 1.5 million times atmospheric pressure) and temperatures of up to 6,500 Kelvin (about 6,227 degrees Celsius). (gfz-potsdam.de)
  • The year-to-year variability caused by the ENSO phenomenon can be seen in African climatic records. (nzdl.org)
  • Under stable climatic conditions, the amount of solar energy absorbed in this cycle is equal to the amount of IR energy that escapes into space. (paristechreview.com)
  • For instance the lower the air pressure falls in an atmospheric low, most extreme in a tornado, the stronger is the higher-dimensional energy compacted, and this leads to bizarre phenomena inside tornadoes that cannot be understood with conventional physics. (health-science-spirit.com)
  • Researchers say a combination of human activities and the El Niño weather phenomenon drove CO2 to a level not seen in 800,000 years. (pearltrees.com)
  • Five researchers in one of the top atmospheric science programs in the nation are being honored in December and January by peers in their field. (colostate.edu)
  • Read the full Source article, " Atmospheric researchers take excellence to new heights . (colostate.edu)
  • Instead, what the rocks in the image evidence is the phenomenon of pareidolia. (crystalinks.com)
  • Dr Szmelter will also explore whether some of the advancements achieved for atmospheric flows in the FVM could be applied to other engineering and environmental flows. (fluids.ac.uk)
  • The statistical modeling of spatial extreme events, augmented by graphical models, provides a comprehensive framework for the development of techniques and models to describe natural phenomena in a variety of environmental, geoscience, and climate science applications. (edu.sa)
  • Dr. Jill Baron is a senior scientist with the U.S. Geological Survey, and a Senior Research Ecologist with the Natural Resource Ecology Laboratory at Colorado State University. (usgs.gov)
  • They are also thought to have brought devastating drought to sub-Saharan Africa, and to have caused the U.S. summer of 1992 to be the third-coldest and third-wettest in some 77 years, followed by extensive flooding in the Mississippi River basin in 1993 (a detailed paper is available from the U.S. Geological Survey here ). (minnpost.com)
  • In addition to a successful career in atmospheric science research and teaching at Colorado State University, Cotton pursued many extra-curricular interests over the years, including sailing, flying planes and even dog sled racing. (colostate.edu)
  • In an atmospheric high we see a spiral inflow of air at the top and an outflow at the bottom, and vice versa with low-pressure areas. (health-science-spirit.com)
  • How conductive ice is formed at several thousand degrees and millions of times atmospheric pressure. (gfz-potsdam.de)
  • With Equilib-Web, users enter temperature, mass and pressure, and up to three reactants and five different elements and the program will list the most stable products of that combination. (wisc.edu)
  • Within a brief geological time, large areas of land were inundated by sea-level rise and today global sea level is 120 m above its minimum stand during the last glacial maximum. (frontiersin.org)
  • The geological record shows several similar drops in the level of the lake in the past 600 years. (nzdl.org)
  • 2005). As a result, it is likely that the centrality of molecular O2 in the emergence and expansion of a complex biosphere on Earth is a general phenomenon (Catling et al. (extremetech.com)
  • The research supports a long-debated hypothesis that the gradual removal of accumulated slippery continental soils during previous ice ages allowed ice sheets to cling more tightly to the older, harder crystalline bedrock underneath, and grew thicker and more stable. (scitechdaily.com)
  • Weather refers to the short-term atmospheric conditions in a specific location at a given time. (ilimain.com)
  • More stable and represents the average and recurring conditions of a region over extended periods. (ilimain.com)
  • However, the exact conditions at which superionic ices are stable remain controversial. (gfz-potsdam.de)
  • It can change rapidly due to various meteorological phenomena, such as cold fronts, warm fronts, thunderstorms, and weather systems. (ilimain.com)
  • This corresponds to a major change in atmospheric composition, compared with that observed over the past 800 000 years - by measuring the gas composition of air bubbles trapped in sample taken from the Antarctic ice-shields. (paristechreview.com)
  • Four atmospheric science graduate students received scholarships this year from a department fund established to enrich the graduate experience. (colostate.edu)
  • But unlike the situation in other parts of the world, Africa has had many dry years that are not correlated with ENSO or other sea surface phenomena. (nzdl.org)
  • It is stable in air, non-toxic and seven times more effective at scattering light than sulfuric acid. (minnpost.com)
  • They are rock stars in the world of atmospheric science. (colostate.edu)