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See how much Philadelphia region's air quality has improved
Erin Davis/Axios Visuals Breathe easy, Philly, because our air quality is on the up and up. Why it matters: Long-term exposure to poor air quality is harmful to your health. State of play: The average ...
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NASA Shares Worrying Images Of US East Coast Engulfed By Smoke From Canadian Wildfires
The air quality index measures PM2.5, less than 2.5 microns particles, to determine the intensity of air pollution in cities.
How Trump’s EPA Threatens Efforts to Clean Up Areas Affected Most by Dangerous Air Pollution
Donald Trump has made drastic changes to the Environmental Protection Agency. Here’s how they could impact efforts to reform ...
The Great Lakes have long faced pollution threats. The latest might be the most insidious.
When the Great Lakes Water Quality Agreement was passed in the 1970s, eutrophication was the big problem. Eutrophication occurs when too many nutrients enter a body of water, increasing the amount of ...
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Fight over Yamuna a poll gimmick? River can be revived, but there can’t be a ‘band aid solution’
Though only 2 percent of its total length, the 54 km section of the river that flows through Delhi accounts for over 75 ...