Surging oil prices and growing concern about meeting targets on cutting emissions produced by burning fossil fuels have revived efforts around the world to improve energy efficiency. But perhaps

Although a small but growing number of countries are beginning to contain the spread of the AIDS virus, the epidemic is expanding in all areas of the world, outpacing the response, according to the

China plans to draw up a list of pollution-causing companies by the end of the year that it would aim to close by 2010 to curb a 30 percent annual rise in public complaints about air quality, the

A sexually transmitted disease rarely seen in the United States has re-emerged in Boston and other American cities in the past six months, fostering fears that there could be a new wave of infections

Sweden is just a few days from joining the select group of European countries that have banned smoking in restaurants and bars. But unlike Ireland, where the ban upset pub owners, or Italy, where

Makers of popular American snacks like Oreos and Pringles have found a new way to appeal to consumers who increasingly want food that is better for them: making their offerings smaller. Pringles,

A U.S. federal judge in Oregon ruled that the Bush administration had arbitrarily limited and skewed its analysis of the harm that 14 federal dams cause to endangered Coloumbia and Snake River

President George W. Bush's moribund air pollution initiative got unexpected life when the U.S. Environmental Protection Agency said it would satisfy a months old request from the Senate to analyze

The quality of water in European rivers and lakes used for swimming and water sports has gotten worse in the past year, with one in 10 not up to standards, a European Commission report says. Coastal

President George W. Bush seems determined to thwart any loosening of the restrictions he has imposed on federal financing of embryonic stem cell research, despite rising sentiment in Congress and the