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Look up your local air pollution. Also available: • Polluted cities interactive map • The Ozone and your health |
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NOAA: January was 4th warmest on record Photo
January's global land and sea-surface temps combined were the fourth warmest on record for that month -- much of it the result of the Pacific ocean warming phenomenon known as El Nino. more
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How green is my campus? Photo
Many universities across the country are trying to woo the hearts and minds -- and tuition checks -- of students with green initiatives. Perhaps nowhere is the trend more apparent than in the Pacific Northwest. more
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Wal-Mart to slash greenhouse gas emissions
Retailing giant says to cut 20 million metric tons, or the equivalent of what nearly 4 million cars emit in a year, from the life cycle of its products by 2016. more
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Earth, wind and wire: Going beyond solar panels Photo
Not long ago, people who wanted to generate their own green energy at home had to content themselves with rooftop solar panels. more
