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Search Results for "PM2.5"

Air pollution in the U.S. Credit: plus49/Construction Photography/Avalon/Getty Images

After a Decade, Federal Officials Tighten Guidelines on Air Pollution

By Victoria St. Martin

Xinrong Ren, a climate scientist with National Oceanic and Atmospheric Administration (NOAA), notes down readings from air pollution monitoring instrument fitted on the mobile lab after surveying methane hotspots in and around Baltimore. Credit: Aman Azhar

NOAA Climate Scientists Cruise Washington and Baltimore for Hotspots—of Greenhouse Gases and Air Pollutants

By Aman Azhar

A view of the U.S. Steel Edgar Thomson Works on Jan. 21, 2020, in North Braddock, Pennsylvania. White plumes of smoke billow above western Pennsylvania's rolling hills into the frigid air as scorching ovens bake coal, which rolls in by the trainload along the Monongahela River. Credit: Brendan Smialowski/AFP via Getty Images

Tiny Soot Particles from Fossil Fuel Combustion Kill Thousands Annually. Activists Now Want Biden to Impose Tougher Standards

By Victoria St. Martin

Destroyed property is left in its wake as the Oak Fire chews through the forest near Midpines, northeast of Mariposa, California, on July 23, 2022. Credit: David McNew/AFP via Getty Images

Western Wildfires Are Fueling Extreme Weather in Other States, Federal Scientists Say

By Kristoffer Tigue

Smoke billows up from power plants alongside the tracks in Northern Virginia. Credit: Andrew Lichtenstein/Corbis via Getty Images

Lung Cancer in Nonsmokers? Study Identifies Air Pollution as a Trigger

By Victoria St. Martin

Dairy cows have just been milked in Bar 20's milking barn. Credit: Grace van Deelen

California Has Provided Incentives for Methane Capture at Dairies, but the Program May Have ‘Unintended Consequences’

By Emma Foehringer Merchant, Grace van Deelen

A Baltimore resident washes her hair in a fountain at Inner Harbor in Baltimore, Maryland, on June 30, 2021, as a heat wave threatens to make it the city's hottest day of the year. Credit: Jim Watson/AFP via Getty Images

From the Middle East to East Baltimore, a Johns Hopkins Professor Works to Make the City More Climate-Resilient

By Aman Azhar

A family wears face masks as they walk through the smoke filled streets after the Thomas wildfire swept through Ventura, California on Dec. 6, 2017. Credit: Mark Ralston/AFP via Getty Images

The ‘State of the Air’ in America Is Unhealthy and Getting Worse, Especially for People of Color

By Kristoffer Tigue

Traffic in the rain on Jan. 5, 2022 in New Delhi, India. Credit: Arvind Yadav/Hindustan Times via Getty Images

In South Asia, Vehicle Exhaust, Agricultural Burning and In-Home Cooking Produce Some of the Most Toxic Air in the World

By Zoha Tunio

A concentrated animal feeding operation in North Carolina. Credit: Aman Azhar

North Carolina’s Bet on Biomass Energy Is Faltering, With Energy Targets Unmet and Concerns About Environmental Justice

By Aman Azhar

Chickens

A Biomass Power Plant in Rural North Carolina Reignites Concerns Over Clean Energy and Environmental Justice

By Aman Azhar

Smoke from the East Troublesome Fire fills the sky above buildings in Estes Park on Oct. 22, 2020. Credit: Matthew Jonas/MediaNews Group/Boulder Daily Camera via Getty Images

Deadly ‘Smoke Waves’ From Wildfires Set to Soar

By Bob Berwyn

Dangerous Air: We Mapped the Rise in Wildfire Smoke Across America. Here’s How We Did It

By Alison Saldanha

A firefighting helicopter flies past smoke plumes after making a water drop during the Dixie Fire on Aug. 18, 2021 near Susanville, California. Credit: Patrick T. FALLON/AFP via Getty Images

Dangerous Air: As California Burns, America Breathes Toxic Smoke

By Alison Saldanha, Farida Jhabvala Romero, Caleigh Wells and Aaron Glantz

A farmworker carries a box of broccoli in a field on Jan. 22, 2021 in Calexico, California. Credit: Sandy Huffaker/Getty Images

Fires Fuel New Risks to California Farmworkers

By Liza Gross

A woman walks her dog, under smoke from California fires on Nov. 9, 2018. Credit: Paul Harris/Getty Images

Warming Trends: Indoor Air Safer From Wildfire Smoke, a Fish Darts off the Endangered List and Dragonflies Showing the Heat in the UK

By Katelyn Weisbrod

A bridge support pile for the Corpus Christi Harbor Bridge beside Interstate 37 in Corpus Christi, Texas, on Friday, April 2, 2021. Credit: Eddie Seal/Bloomberg via Getty Images

In Corpus Christi’s Hillcrest Neighborhood, Black Residents Feel Like They Are Living in a ‘Sacrifice Zone’

By Aman Azhar

Chemical plants and factories line the roads and suburbs of the area known as 'Cancer Alley' along the Mississippi River in Louisiana on Oct. 15, 2013. Credit: Giles Clarke/Getty Images

Activists See Biden’s Day One Focus on Environmental Justice as a Critical Campaign Promise Kept

By Kristoffer Tigue, Agya K. Aning, Judy Fahys, Katie Surma

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