Nobody pretends that polluted air isn't terrible for your health. Clean up the skies over any dirty city and the people who live there will all but certainly become healthier. That, at least, has been popular wisdom, but until now, no one had ever put it to the statistical test. Now someone has and the results are striking. Read More→

Clean air doesn't just give Americans a pleasant, smog-free view. It's added an average of five months to our lives. In a study of three decades of health data from 51 U.S. cities, researchers found that people are living about three years longer than they did before. Controlling for changes in income, education, demographics and smoking, about ... Read More→

Household cleaning sprays and air fresheners could be to blame for the high rates of asthma. Use of the sprays on a regular basis increased the risk of developing the disease by between 30 to 50 per cent, a study of 3,500 people Read More→

Visionary architects have designed a revolutionary skyscraper to combat global warming by growing trees hundreds of feet in the air. Read More→