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California’s Central Valley consistently experiences the country’s worst air quality, and climatechange is poised to make air quality even worse. In a region known for its exceptional agricultural productivity, climatechange is quickly amplifying a dangerous type of climate risk in California’s Central Valley: air pollution.
A new study reaffirming that global climatechange is human-made also found the upper atmosphere is cooling dramatically because of rising CO2 levels. Scientists are worried about the effect this cooling could have on orbiting satellites, the ozone layer, and Earth’s weather. Read more on E360 →
By Georgina Gustin At its annual conference on climatechange this week, the United Nations released a major report saying the world has little hope of reaching global climate targets without quickly lowering emissions of nitrous oxide, a greenhouse gas that’s nearly 300 times more powerful at warming the atmosphere than carbon dioxide.
The international treaty to protect the ozone layer has had the inadvertent benefit of protecting plants and avoiding up to 1°C of future climatechange this century, almost as much as the world has warmed to date.
The discovery of a hole in Earth’s protective ozone layer in 1985 led to a worldwide effort to heal it, but are there lessons that can be applied to today’s treaty talks on climatechange?
Both locations near the Paris and Oak Creek sites experience ozone and small particulate matter (PM 2.5 ) concentrations above the states average, signaling that these local communities are already facing heavy environmental health risks.
By Bob Berwyn After sampling the atmosphere above the Arctic for more than a year during the MOSAiC research voyage , climate scientists say the ozone layer, Earth’s protection against intense ultraviolet radiation, is at risk, despite the progress made in protecting atmospheric ozone by the 1987 Montreal Protocol , the global treaty that banned ozone-harming (..)
The American Lung Association’s State of the Air report measures three of the major types of pollutants in the San Joaquin Valley: long-term particle matter, short-term particle matter, and ozone. Ozone, too, poses significant risks to respiratory health. Ozone plays a dual role in our atmosphere.
Suppose we bring climatechange under control and deal with its fallout. Untamed climatechange means an dangerous, ugly future for all of us on “Spaceship Earth.” I’m asking about something different, however: how will the world be better off than it would have been if climatechange had never been a problem?
The first climatechange presentation I saw was back in the 1970s when I was working for the National Weather Service. Murray Mitchell, was the top climate scientist for NWS. While that got the bulk of the publicity, Dr. Mitchell assured us that the warming of the climate would be the biggest problem in the future.
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.
As COP26 gets underway this week in Glasgow, Scotland and the World Meteorological Association warns that the past seven years are set to be the warmest on record, we thought this the right time to explore the associated impacts of climatechange on the air we breathe. As average temperatures rise, ozone levels accelerate.
In 27 years of previous climate conferences, there was no central discussion of health and the impacts of climatechange. To me, environmental law and climate policy are about people, protecting people, and advocating alongside those disproportionately affected by climatechange. More than ever before.
Inspired by the book All We Can Save , a celebration of the feminist climate renaissance , we asked 15 local women who are thinking about and working on climatechange to respond to the question: “If we are at a crossroads of peril and promise, where do you see possibility alive and growing?”
The fossil fuel industry is the problem, not the solution Despite their well-funded campaigns to convince us otherwise, here are five reasons why we need to be skeptical about fossil fuel industry engagement in global climate policy. Let’s start with the obvious: the burning of fossil fuels is the main driver of climatechange.
I followed with great interest the launch of the sixth assessment report Working Group 1 (The Physical Science Basis) from the Intergovernmental Panel on ClimateChange (IPCC) on August 9th. In addition, ozone depletion higher up in the stratosphere has caused a cooling high up in the atmosphere.
Research shows that halting the burning of fossil fuels in homes and businesses is beneficial for the health of residents and vital to combat climatechange. Additionally, NOx react with other chemicals in the air to create other harmful pollutants, like fine particulate matter and ozone.
No serious person is advocating for any large-scale deployment of solar geoengineering or substituting it for other urgent climatechange mitigations, so the shorthand use of “opponent” or “supporter” is itself misleading and pushes voices to extremes. Anyone can float a balloon. Critics believe it is the path to catastrophe.”
Today, climatechange is the central, though by no means the only, concern in environmental law. I found only one relevant reference using the term “climatechange” before 1985. In one sentence of a 1975 article, John Barton referred to “climatechange” as a potentially severe long-term problem.
By Phil McKenna Emissions of a small group of chlorofluorocarbons (CFCs), man-made chemicals that destroy Earth’s protective ozone layer and fuel global warming, are back on the rise after their production was all but banned more than a decade ago, a new study concludes.
A key step towards addressing climatechange and air quality. Cleaning up heavy-duty vehicles is one of the most consequential tasks in reducing climate-warming greenhouse gases and toxic air pollution from the transportation sector. These policies will complement the important provisions in the Inflation Reduction Act of 2022.
The world’s oceans are a vast repository... The post Oceans may start emitting ozone-depleting CFCs appeared first on successful GREEN. As atmospheric concentrations of CFC-11 drop, the global ocean should become a source of the chemical by the middle of next century, a new MIT study predicts.
The Hunga Tonga–Hunga Ha‘apai volcano erupted in January 2022 with the force of an atomic weapon. The disaster has launched dozens of new studies about global warming
Climate researchers are learning that warming temperatures and heat waves resulting from greenhouse gas (GHG) emissions could adversely affect air quality in the United States and increase deaths from air pollution exposure. This effect is referred to as the “climate penalty.” Read the full story from U.S.
The detection and the attribution of climatechange are based on fundamentally different frameworks and shouldn’t be conflated. But there is a fundamental problem here to which I’ll return below. But first, an easy example: Global mean surface temperatures. As in the previous example, it’s not even wrong.
Environmental Protection Agency (EPA) announced $21,410,211 in grant funding to 16 institutions for community-based research to examine how climatechange may compound adverse environmental conditions and stressors for vulnerable populations in underserved communities. On February 27, the U.S. Read more here. -- RAND Corp.,
Without the Montreal Protocol, more solar radiation would have destroyed plants, lessening the CO2 they absorb. -- Read more on ScientificAmerican.com.
The vehicles, vessels, and equipment that move our freight create hot spots of some of the worst air quality in the country and contribute significantly to climatechange. However, zero-emission options for these workhorses of the economy are growing rapidly and some ports are beginning to move towards cleaner operations.
In the last few months he has given two interviews in which he goes into to detail about what he describes as a ‘missing element’ in climate science and what he imagines the consequences are for climatechange. Clauser however takes that number, removes 80 and 20 W/m 2 for atmospheric absorption by ozone (!!)
The expansion of industrial-scale farming in the basin, plus rainstorms made worse by climatechange, have caused the blooms to surge in recent years. Climatechange promises to raise all of these costs. Climatechange events, and its related impact on nutrient runoff, are not fair in their impacts.
And to zoom out a bit, burning fossil fuels is the primary contributor to global climatechange, which is driving and exacerbating the once-rare extreme weather events that are impacting people across every part of the country—and across the world. It must not respond by watering the protections down based on industry disinformation.
For example, EPA rules limiting ozone pollution or carbon from power plants move the first lever, while the combined $1.25 Throughout this year, EPA has heard from numerous stakeholders at many forums and made these interesting changes to the design.
The upward trends differ slightly for sure, but they are all recognizably describing the same climatechange. the AIRS retrievals work by assuming a (realistic) prior atmospheric profile (surface temperature, vertical profiles of temperature, humidity, cloud cover, aerosols, ozone etc.)
Medium- and heavy-duty vehicles (MHDVs), like the big rigs on our highways and the vans that deliver our packages, make up just over 1 in 10 of the vehicles on our roads, but are responsible for over half of ozone-forming nitrogen oxide pollution and lung-damaging fine particulate pollution from on-road vehicles.
States and local air quality regulators have the legal authority to set particulate matter (PM), ozone, and nitrogen oxides (NOx) emissions standards and adopt regulations for these pollutants when they are already in attainment of the national ambient air quality standards ( NAAQS ) set by the U.S.
However, climatechange has sucked the air out of the room leaving almost no meaningful opportunity for businesses to talk about potable water quantity and quality or humanity’s other environmental impacts, leaving businesses at risk of being single minded to the point of being subject to jeopardy. So the planet is going to be fine.”
The ozone layer is on track to recover within four decades, with the global phaseout of ozone-depleting chemicals already benefitting efforts to mitigate climatechange. Read the full story from the UN Environment Programme and the World Meteorological Association.
A new study reaffirming that global climatechange is human-made also found the upper atmosphere is cooling dramatically because of rising CO2 levels. Scientists are worried about the effect this cooling could have on orbiting satellites, the ozone layer, and Earth’s weather. Read the full story from e360.
In this blog post, we will explore why targeting methane emissions presents a more advantageous strategy for the United States in its quest to mitigate climatechange. Co Benefits for Human Health : Methane is a key precursor of tropospheric ozone (ground level), a harmful air pollutant.
NO x also contributes to the formation of ozone (or “smog”), another toxic pollutant. And CO 2 emissions are a primary driver of global climatechange, which is exacerbating the type of extreme weather that killed 474 people and caused $165 billion in damages in the United States last year alone. micrometers or less.
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