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Last month, 44 climatescientists 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!
The evidence shows that hydroclimate whiplash has already increased due to global warming, and further warming will bring about even larger increases, says Daniel Swain, a climatescientist with UCLA and UC Agriculture and Natural Resources who led the study. But e xtreme weather is already the context.
The reason why 2016 was so warm was because of a strong El Nio eventa naturally-occurring cycle in the Earths climate systemwhich typically leads to a spike in Earths global-mean temperature. where 30,000-plus scientists gathered to present their latest research.
Climate models are the main tool climatescientists 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.” What causes a circulation? temperature, rainfall, etc.)
Climate models are the main tool scientists use to assess how much the Earths temperature will change given an increase in fossil fuel pollutants in the atmosphere. As a climatescientist, Ive used them in all my research projects, including one predicting a change in Southwestern US precipitation patterns.
It shows the atmospheric concentrations of carbon dioxide (CO 2 ) and tells a story about the carbon cycle, involving Earth’s crust, the atmosphere, land surface, the biosphere, and the oceans. The Keeling curve, highlighted with the release of important climate reports and climate summits.
There has been comparatively less attention to the decision by climatescientist Dr. Susan Avery not to seek re-election to the ExxonMobil board of directors. Yet this shift in corporate leadership is significant, marking the end of a chapter in ExxonMobil’s long and ongoing history of climate deception and disinformation.
The rains were the result of a weather phenomenon known as an “atmospheric river,” a narrow column that transports water vapor from the tropics to the poles. Atmospheric rivers are projected to intensify as the climate continues to warm. Atmospheric rivers are not uncommon in the region.
Research with climate models in recent years shows that when carbon dioxide emissions stop, the rise in atmospheric temperatures will likely also stop. The oceans absorb much of the carbon dioxide lingering in the atmosphere, which contributes to ocean acidification. 2C above the preindustrial average.
Initially it used four different emission storylines from the Special Report on Emissions Scenarios (SRES) as a scientific basis, however, recognizing the need for a more flexible and policy-relevant framework, scientists developed the Representative Concentration Pathways (RCPs) for the IPCC reports.
This trend will continue as glacial melting, decreased rainfall, and a “thirstier” atmosphere jeopardize sources of freshwater in some parts of the globe. The Intergovernmental Panel on Climate Change, a group of the world’s leading climatescientists, released its sixth climate assessment on Monday.
Tiny particles of plastic in the atmosphere can affect Earth’s climate, according to Laura Revell at the University of Canterbury in New Zealand and colleagues. Although the threats these microplastics pose to natural ecosystems are now being studied extensively, their influence on Earth’s climate is still virtually unknown.
“Optimism and hope are muscles we have to exercise,” climatescientist Rob Jackson says. His new book offers a paradigm for how to think about climate change and the health of the planet.
This week, Circle of Blue looks at a major new climate report, which finds that a warming planet is accelerating the water cycle. The Intergovernmental Panel on Climate Change, a group of the world’s leading climatescientists, has released its sixth assessment report. The report, while grim, does offer hope.
Last year, I met Dave Schneider, a climatescientist who studies ice sheets and climate systems, work very similar to my own. that’s specifically about climate change and fossil fuel accountability. I checked out the science books, and there were some interesting titles but literally nothing about climate change.
Another clue indicating a shortcoming is if you look at the atmospheric CO 2 -concentrations over time to see how much impact the IPCC reports have had on the real policy-makers in the world (Figure below). The cause of our changing climate is the increase in atmospheric greenhouse gas concentrations that we have released into the air.
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.
New research by Lawrence Livermore National Laboratory (LLNL) climatescientists and collaborators shows that satellite measurements of the temperature of the troposphere (the lowest region of the atmosphere) may have underestimated global warming over the last 40 years. Read more →
The good news is that there are some initiatives on climate change adaptation which involve climatescientists such as the Infrastructure and Climate Network ( ICNet Global ). Such professional debates should include climatescientists, the adaptation community, and prac titioners.
Like other climatescientists, he knew from research papers and worldwide storm patterns that a warming atmosphere is thirstier and sops up more moisture from oceans and the land. By Judy Fahys A question has bothered climatologist Park Williams during the decade he’s been probing drought in the Southwest.
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.
Researchers in Finland have observed a plant-induced cooling effect in the atmosphere, which strengthens as temperatures increase. Their results could provide important guidance for climate models that include the influence of aerosols in the atmosphere. Organic aerosols are tiny particles that include dust, ash, and pollen.
An “atmospheric river” has pummeled California with weeks of heavy rain, and the Rocky Mountains are getting buried with snow. Climatescientists, though, say the 40 million people who use the river’s water should take the good news with a grain of salt.
We live in a world that markets individual action as the singular solution to climate change, instead of corporate and governmental accountability, where multinational companies and the governments that endorse them are largely responsible for the excessive carbon in our atmosphere. Seeing them come to life in court was powerful.
By Amy Green, Lisa Sorg Tropical Storm Debby, a plodding, waterlogged system that has already saturated four southeastern states, bears many characteristics of a warming planet, climatescientists say. It’s reminiscent of other catastrophic tropical cyclones that have battered the United States over the past eight years.
Scientists at the National Oceanic and Atmospheric Administration (NOAA) are responsible for weather forecasts and severe storm warnings, information we likely take for granted. Climatescientist Katharine Hayhoe asserts that talking about climate change is the most important thing we can do.
The state’s legendary and beloved “climatescientist-communicator” finds his public outreach isn’t valued by the institutions in America that fund science.
Corporate leadership was informed about advances in climate science and incorporated those advances when its scientists built their own models. Regardless, the company publicly cast doubt on the reality of global warming, attempted to discredit climatescientists and climate models, and tried to block climate action.
The Inflation Reduction Act is directing $20B toward climate-resilient agriculture Reducing heat-trapping carbon dioxide (CO 2 ) emissions through policies that drive renewable energy and clean transportation has well known benefits. This, in turn, can help lessen the price shocks that can result when crop and livestock losses occur.
I hope we can collectively reckon with another terrifyingly awesome atmospheric event: the hottest year. Communities from Texas to Ohio that are benefiting from this scientifically informed tourism boom are the same places where some people like to question and mock climatescientists. as one writer put it on X.
Someone’s bound to hack the atmosphere to cool the planet. So we urgently need more research on the consequences, says climatescientist Kate Ricke. Read the full story in Wired. Read more →
As climatescientists we tend to look at the IPCC reports a little differently than the general public might. 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!) Johnson, A. Lebedeff, P.
The discovery by Ladislav Skrbek at Charles University and colleagues could help climatescientists to better understand the flow of heat through Earth’s atmosphere, and may also lead to better designs of heat exchangers.
Chris’s well-researched articles and expert interviews help shed light on dynamic climate changes, bring public attention to the resulting impact, and highlight environmental trends that can completely alter the world we know. Dr. Shepherd’s work in the climate and weather space is widely recognized. Dr. Marshall Shepherd. Eric Blake.
Peatlands store a significant amount of the Earth’s carbon and have functioned as an important moderator of carbon dioxide in the atmosphere for thousands of years.
The warming has even taken many other climatescientists by surprise and no one has predicted such a rapid warming trend, with feedback loops being a key contributing factor, he argued. Climate Repair focuses on three pillar points: reducing CO2 emissions, remove CO2 from the atmosphere and refreeze damaged parts of the climate system.
The Discovery Partners Institute studies land surface-atmosphere interactions that impact urban fluid dynamics and boundary layer flow at multiple spatial scales, from regional to local. The institute also conducts collaborative and translational research that benefits society at the intersection of science, engineering and social sciences.
Mann, climate change scientist, author and Distinguished Professor of Atmospheric Science at Penn State, and Director of the Earth System Science Center, is the 2022 recipient of the Stroud Award for Freshwater Excellence. The Stroud Water Research Center announced Dr. Michael E.
The 24-month study process begins with the Colorado Basin River Forecast Center, a team of scientists operating within the National Oceanic and Atmospheric Administration. Click To Tweet. Here’s how that works. Their task is to assess what the rivers might do. Reclamation should be looking in that direction, he says.
Swain, a climatescientist at the University of California, Los Angeles. Although the Pacific coast is no stranger to heavy rainfall, climate change has exacerbated the impacts of atmospheric rivers and other natural disasters. I would be very surprised to avoid it occurring in the 21st.”.
And on my birthday, the 20th of June 1979, then US President Jimmy Carter decided to deliver a strong climate and environmental statement by installing solar panels on the roof of The White House. In June 1979, atmospheric carbon stood at 339ppm, just below the 350ppm level scientists believe to be safe. billion tonnes of CO2.
ENSO is so influential that climatescientists have dedicated decades to tracking and predicting its irregular cycles. Researchers are also studying how ENSO will be affected by climate change. Modelling a future of more frequent extremes.
Methane is a powerful contributor to atmospheric warming. Though it is far less abundant than carbon dioxide, it is about 80 times more efficient at trapping heat in the atmosphere, thus accounting for about 25% of warming. It sounded like two jets were directly above my house,” Doug Harrison, 50, told The Guardian. “I
Trials I recently returned to the Union of Concerned Scientists as the Wester States Regional Director. Previously, I was a Senior ClimateScientist, and as such I was part of an effort to address unregulated groundwater mining in California through the Sustainable Groundwater Management Act (or SGMA).
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