Phys.org shares the details of a new report by the U.S. Environmental Protection Agency about the air quality benefits of the Clean Air Act for cities around the county.
Some of the data contained in the report [pdf], according to the Phys.org article:
- "Since 1990, there has been a nearly 60 percent reduction in mercury from human sources such as coal-fired plants, a 66 percent decline in benzene, and an 84 percent fall in lead, which harms brain development in children."
- Among that "There has been a reduction of about 1.5 million tons per year of hazardous air pollutants such as arsenic, benzene, lead and nickel from stationary sources, and another reduction of 1.5 million tons per year of these pollutants from mobile sources."
FULL STORY: Air in US cities getting cleaner, EPA says

National Parks Layoffs Will Cause Communities to Lose Billions
Thousands of essential park workers were laid off this week, just before the busy spring break season.

Retro-silient?: America’s First “Eco-burb,” The Woodlands Turns 50
A master-planned community north of Houston offers lessons on green infrastructure and resilient design, but falls short of its founder’s lofty affordability and walkability goals.

Delivering for America Plan Will Downgrade Mail Service in at Least 49.5 Percent of Zip Codes
Republican and Democrat lawmakers criticize the plan for its disproportionate negative impact on rural communities.

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Balancing Bombs and Butterflies: How the National Guard Protects a Rare Species
The National Guard at Fort Indiantown Gap uses GIS technology and land management strategies to balance military training with conservation efforts, ensuring the survival of the rare eastern regal fritillary butterfly.
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