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The year 2023 was by far the warmest in Earths recorded history, and perhaps in the past 100,000 years , shattering the previous record set in 2016 by 0.27C (0.49F). In that year, El Nio added to the increased warming caused by the build-up of heat-trapping emissions in the atmosphere, leading to that record-breaking heat.
since the 1850-1900 baseline is very clearly associated with the increases in greenhouse gases, slightly (and decreasingly) modulated by the changes in atmospheric pollution. Dessler, "Evolution of the Climate Forcing During the Two Years After the Hunga TongaHunga Ha'apai Eruption", Journal of Geophysical Research: Atmospheres , vol.
The radiative forcing from these changes in concentrations can be easily calculated using standard formulas (from Etminan et al, 2016 which supersede the slightly simpler ones from IPCC TAR), as about 2 W/m 2 for the CO 2 change and 0.65 W/m 2 for CH 4. W/m<sup>2</sup> (to about 60% of the CO 2 effect since 1750). References.
He made some rather strange claims, such as that the Intergovernmental Panel on Climate Change (IPCC) allegedly should have forgotten that the earth is a sphere because “ most absorption of solar radiation takes place over the tropics, while there is excess emission of longwave radiation to space over higher latitudes ”. 679-688, 2016.
Now however, the updates to the historical warming , the use of four datasets instead of one, and of course, the series of record breaking years subsequently (2014, 2015, 2016/2020), the issue of variability in decadal trends is no longer so salient. 1981) which can be seen here. The radiative forcing bar chart now converted to temperature.
are used all over the world, based on calculations that quantify the effects of physical mechanisms and the way different parts of the atmosphere are connected to each other. The physics-based models describe how energy flows through the atmosphere and ocean, as well as how the forces from different air masses push against each other.
I hope we can collectively reckon with another terrifyingly awesome atmospheric event: the hottest year. C hotter than the second-hottest year to date, 2016. Multiple relentless heat waves occurred in 2023 , with much of the globe experiencing 20 more “heatwave days” than in the previous three decades.
Artificial intelligence can be used to detect coronal holes in the Sun’s upper atmosphere, an international research team has shown. When observed at extreme ultraviolet (EUV) wavelengths, holes can appear in the Sun’s corona – its upper atmosphere. Coronal holes are indicated by red contour lines. Courtesy: Jarolim et al.
Marsha Haley: University of Pittsburgh radiation oncologist – Speaking about health risks associated with oil and gas industry’s radioactive emissions, the various radioactive elements involved, and the research she is currently involved with on the topic. Haley, M.D.,
Candidate in the Department of Atmospheric Science and Trainee in the CSU InTERFEWS Program Figure 1: Cover art for The War of the Worlds novel by H.G. Large ash particles that rain down and blanket nearby communities are only a fraction of what wildfires billow into the atmosphere. Guest Post by Kimberley Corwin , Ph.D.
OK, on to methane in the environment: The headline here – whether you’re talking about atmospheric concentrations, climate impacts, or emissions – is that there is a lot less methane than CO 2 , but it’s a more potent climate heater and it’s increasing faster. Atmospheric concentrations. Climate impact. W/m 2 from elevated CO 2.
This could help put measures in place that limit damage to technology and energy grids on Earth from the electromagnetic radiation. Palmerio and collaborators looked at four stealth CMEs that occurred between 2008 and 2016. The novel imaging techniques applied to remote sensing data of the coronal mass ejection on 08 Oct 2016.
The correlation had been shown in a paper by an author outside the conventional scientific community, so, for good measure, Simpson added that a non-expert could not properly appreciate how atmospheric circulation affects the absorption of radiation. Other little-known researchers, however, made essential progress too.
But if primordial black holes (PBHs) did form as early as one second after the Big Bang, during the “radiation dominated” era, things would be different. As Hawking had first realized, black holes evaporate over time, via Hawking radiation. Black holes formed much later, only after the first ancient stars had died.
.” -- “Routine” Venting Of Conventional Gas Wells: DEP’s inspection reports document the fact venting natural gas to the atmosphere is a “routine” part of conventional well drilling, in spite of recently passed Air Quality regulations that limit methane emissions from conventional wells. The weekly reports posted during 2023 are below.
Student in the Department of Atmospheric Science at Colorado State University Most people remember the water cycle they learned in school: water evaporates from lakes, rivers, and the ocean, air carrying this moisture rises, cools, condenses, and forms clouds, and these clouds precipitate water back down to the surface.
The fact that there is a natural greenhouse effect (that the atmosphere restricts the passage of infra-red (IR) radiation from the Earth’s surface to space) is easily deducible from; i) the mean temperature of the surface (around 15ºC) and, ii) knowing that the planet is normally close to radiative equilibrium.
. -- “Routine” Venting Of New Conventional Gas Wells: DEP’s inspection reports document the fact venting natural gas to the atmosphere is a “routine” part of new conventional well construction, in spite of recently passed Air Quality regulations that limit methane emissions from conventional wells.
It not only traps heat in the atmosphere, contributing to global warming, but the warmer temperature resulting from global warming leads to an increase in ground-level ozone, since ozone is produced indirectly from precursors like NOx and VOCs in the presence of sunlight. which is formed in the atmosphere from precursor gases such as NOx.
The impact of cosmic radiation is not always as trivial as determining who wins a Super Mario game, or as positive in its outcome. The culprit, again, was most likely cosmic radiation. When they strike the Earth’s atmosphere they create a secondary shower of particles, including neutrons, muons, pions and alpha particles.
When fuels are burned to create energy in a process called combustion, black carbon along with carbon monoxide and other compounds are created because there is not enough oxygen in the atmosphere for the reaction to go to completion. Whenever there are combustion processes, of which there are many in our industrial society (e.g.,
Among the issues raised by the appellants in their original appeal were-- concerns the landfill’s operation would attract birds and interfere with the operation of the nearby Grove City Airport; that the oil and gas drilling wastes the landfill was allowed to accept presented a radiation hazard; and the landfill’s compliance history.
million of their product not leaking into the atmosphere, at current natural gas prices. Metcalfe was again critical of DEP’s delay in finalizing this regulation when DEP knew of the EPA’s oil and gas emission limit requirement starting in 2016. DEP estimates it will cost the conventional natural gas industry approximately $9.8
The full Committee also approved amendments adding solar radiation management and wildfire science to the list of climate change research topics funded by the bill. Senators confirmed Richard Spinrad to lead the National Oceanic and Atmospheric Administration by a voice vote. Another amendment from Rep. An amendment from Rep.
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