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20 U.S. States, Canada and Mexico Have Dead Zones

The Gulf waters off of Louisiana aren't the only US area burdened by a "dead zone." There are similar, smaller areas with short- or long-term oxygen depletion off the shores of 20 states, as well as Canada and Mexico.

EPA Updating Science for SO2

After recently issuing highly controversial updates for two of the main criteria air pollutants — fine particulates and ozone — EPA is in the midst of its review of two others.

National Trails System Continues to Grow

The National Trails System is in its hiking prime, celebrating its 40th birthday on Oct. 2, 2008. The network of 26 trails traverses about 60,000 miles throughout the country.

Congress May Approve Major Lands Bill in November

It's possible that the US Congress will give final approval during its lame duck session to an omnibus bill that contains more than 150 individual bills targeted at protecting, improving, or revising management of various public lands all over the country

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