The latest news on pollution
Reports of smog, ecofriendly fireworks, playing God with the weather, and more from Beijing.
Websites promise to forecast air quality and pollen counts for people with asthma and allergies.
Athletes learn to cope with air pollution, and employers are expanding wellness plans.
Despite bottlers' green claims, Swiss study says that their impact is 1,000 times as great as tap.
Olympians—and asthmatics—can cope with poor air quality.
Experts speak to staffers about wasted energy and threats to health and wildlife.