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Scientists are sounding the alarm because this warming is shockingly bigbigger than what we would have expected given the long-term warming trend from fossil fuel-caused climatechange. Albedo is the total reflection of incoming solar radiation by Earth. But why were 2023 and 2024 so warm? What is albedo?
Since the last time the UN commissioned such a report—its 1988 Study on the Climatic and Other Global Effects of Nuclear War —the world population has grown and changed in distribution, economies have become more interdependent, and the environment more fragile. What role should scientists play in nuclear weapons policy?
Last month, 44 climate scientists from 15 countries wrote an open letter to the Nordic Council of Ministers highlighting the risk of a potential collapse of the Atlantic Meridional Overturning Circulation (AMOC), a critical ocean current system in the Atlantic Ocean. The Earth’s climate system does not like imbalances in heat!
Climate models are the main tool climate scientists use to predict how Earth will respond to more heat-trapping pollutants in the atmosphere. But what exactly is a climate model? Lets start off easy by breaking down the phrase climate model.” change at each grid point. What causes a circulation?
The IPCC compiles scientific insights on climatechange, informing policymakers and the public about risks and possible actions. In essence, combined with climate models, they provide a way to envision the consequences of different actions or inactions. What Are Future Climate Scenarios?
The Intergovernmental Panel on ClimateChange has concluded that CDR will be needed, alongside deep emissions cuts, to limit global warming to 1.5 Solar radiation management is distinct from CDR. Notably, it would not in any way change the text of the London Convention or Protocol, or the 2013 amendment.
For instance, explaining nuclear toxicology concepts is important for helping the public understand why and how to avoid radiation exposure. Problem-solving abilities: They should be adept at identifying problems and developing innovative, science-based solutions.
The 2010 DCNR study also found "radium values are high enough that a possible radiation hazard exists, especially where radium could be adsorbed on iron oxides and accumulate in brine tanks." [ Read more here.] Read more here. These 4,359 owners own 34,455 wells-- 34% of the conventional wells required to file these reports.
The 2010 DCNR study also found "radium values are high enough that a possible radiation hazard exists, especially where radium could be adsorbed on iron oxides and accumulate in brine tanks." [ Read more here.] Read more here. These 4,359 owners own 34,455 wells-- 34% of the conventional wells required to file these reports.
First, some background drawing from my previous posts: Solar geoengineering (SG) is a set of technological interventions in the climate system being discussed, which could provide quick, temporary, imperfect relief for severe near-term climatechange impacts. OMG, climatechange must be even worse than I thought.
A former member of Congress from Long Island, New York, with scant regulatory experience, Zeldin promised to defer to the research of the scientists on whether climatechange made oceans more acidic. Holding high-level positions in the Office of Air and Radiation are Abigale Tardif and Alex Dominguez.
By bypassing regulatory processes and silencing scientific expertise, the Trump administration is seeking to gut efforts to address the impacts and economic damage caused by climatechange, and the impacts of toxics exposures to the American people. Are you planning on taking EPAs Office of Air and Radiation back to the 1970s?
Proposals for geoengineering — reducing warming after carbon emissions are already in the atmosphere — range from being almost literally garden variety to the realm of science fiction. loss of stratospheric ozone); important aspects of regional climate (e.g.,
She’s President of AFGE Local 1236, one of the unions that represent workers in EPA Region 9 (California and 4 other Western states) and EPA’s National Center for Radiation Field Operations. “I It is not too soon to be explaining that storms like this are becoming more intense as a result of climatechange.
And as the National Oceanic and Atmospheric Administration (NOAA) faced unprecedented budget cuts and mass firings that hindered their crucial work keeping the public safe from extreme weather events, UCS helped organize and send a letter to Congress signed by over 3,300 scientists from around the world in defense of the agency.
This warming is mostly from natural greenhouse gases, mind you, but we’re adding approximately 40 billion tons of carbon dioxide into the atmosphere every year , significantly increasing the warming effect. But the sun’s production of energy does change noticeably—over hundreds of millions of years.
The CERES estimates of the top-of-atmosphere radiative fluxes are available from 2001 to the present. 2021) also reported on a two decade estimate of Earthshine measurements which appear to confirm a small decrease in albedo (and decrease in reflected short wave (SW) radiation). A paper last year (Goode et al., It’s unlikely(?)
I have a feeling that we are seeing the start of a new wave of climatechange denial and misrepresentation of science. What he hasn’t understood is that the IPCC merely assesses published climate research, much of which is conducted with global climate models that indeed treat the earth as a sphere. References.
A new paper by Ben Santer and colleagues has appeared in PNAS where they extend their previous work on the detection and attribution of anthropogenic climatechange to include the upper stratosphere, using observations from the Stratospheric Sounding Units (SSUs) (and their successors, the AMSU instruments) that have flown since 1979.
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.
Here are a few things that mark this report out from previous versions that relate to issues we’ve discussed here before: Extreme events are increasingly connected to climate (duh!) Extremes : Back in 2012, the literature assessed by AR5 connecting changes in extremes to climatechange was scant.
Chris Lennard from the University of Cape Town takes us through different aspects of climatechange adaptation. The good news is that there are some initiatives on climatechange adaptation which involve climate scientists such as the Infrastructure and Climate Network ( ICNet Global ).
The labs – including CERN, the European Space Agency, Fermilab and the Los Alamos National Laboratory – have announced that they will step up their scientific collaboration on carbon-neutral energy and climatechange as well as share best practices to improve the carbon footprint of big-science facilities. Eager to learn.
By Bob Berwyn A scientific showdown over whether dispersing massive amounts of reflective particles high into the atmosphere could temporarily and safely mask global warming intensified this week, as a group of more than 60 researchers published a letter Monday calling for accelerated research and small-scale field experiments into what is called solar (..)
Rogelj et al, 2018; Huppmann et al, 2018), but with climate projections updated entirely with dedicated climate emulators that integrate the scientific information across chapter. Nature ClimateChange. In: ClimateChange 2021: The Physical Science Basis. IPCC (2014) ClimateChange 2014: Synthesis Report.
Since it was a control simulation with no external “forcing” (no greenhouse gas changes, no variations in solar output, no volcanic eruptions, etc.), any oscillation that was produced has to be internally generated. It turns out that they are the exception (indeed the rare exception), rather than the rule.
Warming of the surface of the Arctic is matched by a colder polar vortex high in the atmosphere, which is speeding the breakdown of the Earth’s shield against ultraviolet rays.
I hope we can collectively reckon with another terrifyingly awesome atmospheric event: the hottest year. Read out of context, that description fits climatechange too, of course. So why do so many ignore scientists’ predictions about climatechange?!!” But that doesn’t mean the sun is causing climatechange.”
If people everywhere stopped burning fossil fuels tomorrow, stored heat would still continue to warm the atmosphere. Picture how a radiator heats a home. Water is heated by a boiler, and the hot water circulates through pipes and radiators in the house. The radiators warm up and heat the air in the room.
It turns out — I’ll bet even most AIs don’t know this — the oxidized carbon byproduct of our fuels has a nasty tendency to pile up in the atmosphere. Even more surprisingly, that changes the atmosphere’sradiation profile. What with various feedback loops, the results were pretty startling.
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.
If people everywhere stopped burning fossil fuels tomorrow, stored heat would still continue to warm the atmosphere. Picture how a radiator heats a home. Water is heated by a boiler, and the hot water circulates through pipes and radiators in … Continue reading How fast can we stop Earth from warming?
NIF can also be used to generate x-rays and gamma-rays which are used to study radiation hardness of weapons components and assemblies. Thus, this result should not distract us from the fact that urgent action to develop clean energy sources and combat climatechange is required in this decade. A bumpy road to fusion.
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 International Tribunal for the Law of the Sea (ITLOS) issued an advisory opinion on April 21, 2024 in response to a request submitted by the Commission of Small Island States on ClimateChange and International Law (COSIS). 52-54) and acknowledged the critical role the ocean plays in regulating the climate system (para.
Recent science doesn’t support this optimism, as new studies show that the increased release of Black Carbon, one of the most potent climatechange forcers—as well as soot, carbon dioxide, methane and ozone from more traffic in the Arctic—could lead to a 20% increase in the global heating that is causing warmer ocean temperatures.
Indeed, it is understandable why people might fear radiation given that you can’t see it – yet the same can be said of the air that we breathe. As physicists we are well equipped to drive the conversation on climatechange from the problem to solutions – one that nuclear needs to be a part of. Young support.
We’re already experiencing the impact of climatechange across the world; now an update from the IPCC suggests weather extremes could become the norm in the near future. The Intergovernmental Panel on ClimateChange (IPCC) is the United Nations body for assessing the science related to climatechange.
TODAY 3:00 : Webinar Features Panel Discussion On Radioactivity And Oil & Gas Development, University Of Pittsburgh Radiation Oncologist 3:00 to 5:00 p.m. TODAY 7:30: Beaver County Marcellus Awareness Community Monthly Eyes On Shell Meeting.
The Altiplano plateau in western Bolivia has some of the world’s highest and most consistent levels of solar radiation, creating a high potential for solar photovoltaic power in the region, but structural challenges may prevent scaling. Photo credit: Anyisa / Alamy. By Santiago Espinoza. More small plants and storage. What are we doing?
On May 21, 2024, the International Tribunal for the Law of the Sea (ITLOS) released its long-awaited advisory opinion on climatechange. There was little discussion, either in the written statements or at the oral hearing, of so-called “marine geoengineering” activities that seek to use the ocean to combat climatechange.
We also have a remit to monitor the atmosphere and the environment – globally and regionally – within the context of a changingclimate. Our task is to get the best representation, in a 3D sense, of the current state of the atmosphere versus key metrics like wind, temperature, humidity and cloud cover.
As climatechange accelerates, low-income districts in the Southwestern United States are 4 to 7 degrees hotter in Fahrenheit — on average — than wealthy neighborhoods in the same metro regions, University of California, Davis, researchers have found in a new analysis. . Becoming Arizona: Heat and ClimateChange Series.
For example, Antarctica acts to cool our planet by reflecting solar radiation back to space by virtue of the brightness of its snow surface. The danger is that the Antarctic sea ice is starting to behave like the Arctic, with sustained loss of ocean cover and consequent absorption of solar radiation.
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