Brown carbon refers to a range of pollutants found in smoke from wildfires. They can contribute to global warming before they undergo a process that alters their chemical properties.
Amazon workers sort packages for delivery on East 14th Street in New York City, July 12, 2022.
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The rise of e-commerce means billions of packages are delivered in the US each year. That creates traffic and pollution, but urban freight researchers are finding better way to get goods to customers.
A lot of federal money is now available for making school buildings healthier. Two environmental health experts explain how school districts can best use it.
Lake Eyre Basin contains one of the few pristine river systems left in the world. But new research shows oil and gas activity is extending its tentacles into these fragile environments.
More EV charging hookups in public locations like garages and parking lots would prompt more drivers of color to buy EVs.
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Reducing air pollution from cars and light trucks would pay big health dividends for low-income and minority communities. A new survey shows how to get more drivers of color into electric vehicles.
Federal regulators are examining the health effects of emissions from gas stoves.
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Natural gas has been marketed for decades as a clean fuel, but a growing body of research shows that gas stoves can contribute significantly to indoor air pollution, as well as climate change.
Every year, air pollution kills 2,600 Australians. Australia’s new climate policy regime must account for this and other harms climate change wreaks on society.
Bad air pollution and extreme heat each raise health risks, but they’re worse combined.
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Savanna grasslands are burnt early in the dry season to reduce the chance of large fires later. But it’s making air pollution worse.
Indonesian fire fighters extinguish a fire in a land next to residence in Pekanbaru, Riau province on September 13, 2019. The blazes spread smog across Southeast Asia and adding to concerns about the impact on global warming.
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Wildfires are intensifying, yet they’re one of the most poorly understood phenomena on Earth. New research shows that they can disturb both regional and global climate.
Smokestacks at the coal-fired Mountaineer power plant in New Haven, West Virginia.
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In a 6-3 ruling, the Supreme Court held that an Obama administration plan to regulate carbon emissions from power plants exceeded the power that Congress gave to the Environmental Protection Agency.
Venus has a thick, toxic atmosphere filled with carbon dioxide.
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New catalytic converters can remove toxic chemicals from the exhaust fumes of combustion-engine cars.
A farmer works with his tractor in front of the Kusile Power Station located in eMalahleni. In Gauteng province residents can sometimes smell the pollution coming from this direction.
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Julien Emile-Geay, USC Dornsife College of Letters, Arts and Sciences
Thanks to humans, the concentration of planet-warming carbon dioxide in the atmosphere is now 50% higher than before the industrial era. These gases are raising Earth’s temperature.
Cooking with wood and charcoal can raise indoor air pollution to dangerous levels.
Although it is important to have a diversity of tree species in urban landscapes, planting and protecting taller species should be strongly encouraged.
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Allowing the sale of gasoline that’s 15% ethanol year-round won’t have much impact on gas prices, but recent research shows that growing corn for fuel affects the climate – for the worse.
Professor & Chair in Air Quality and Health; Founding Director, Global Centre for Clean Air Research (GCARE), Co-Director, Institute for Sustainability, University of Surrey, University of Surrey