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Stories by Robin Bravender

EPA Tightens NO2 Smog Standard

The U.S. Environmental Protection Agency today strengthened the federal public health standard for nitrogen dioxide pollution, a limit that has been in place for nearly four decades

January 25, 2010 — Robin Bravender

EPA Proposes Tougher Standards for Smog

The Obama administration plans to bring smog standards into line with its science advisors, overturning a controversial decision by the Bush administration

January 7, 2010 — Robin Bravender