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Breakthroughs in Science

Archive for August 15th, 2008

Another article about Beijing air quality

Friday, August 15th, 2008

Pollution levels unclear but a key concern, from USA Today. Simonich has been taking air samples for the last seven days. She hasn’t finished her analysis and doesn’t have exact figures, but her rough estimate is that pollution levels are between two and seven times higher than in a typical larger American city and six […]