How much fresh water is in the United States? It's a tough question, since most of the water is underground, accessible at varying depths. In previous decades, it's been answered indirectly from data ...

The CDC estimates at least 11 million illnesses from the flu so far this year, with 120,000 hospitalizations and 5,000 deaths. The dominant flu strain this year is A H3N2, which causes the most ...

NEW DELHI, Dec 17 (Reuters) - Authorities in India's capital Delhi rolled out strict measures on Wednesday in an attempt to curb pollution, including a ban on vehicles not compliant with latest ...

RICHMOND, Calif. - Chevron has been fined nearly $1 million after regulators found it failed to properly monitor air pollution levels in Richmond, the Bay Area Air Quality Management District ...

Air pollution has reached "alarming" levels in the Iranian capital, Tehran, leading authorities to close schools and universities and ban truck travel in the region in the latest environmental crisis ...

Long-term inhalation of toxic air appears to dull the protective power of regular workouts, according to a massive global study spanning more than a decade and over a million adults. While exercise ...

NEW DELHI — A thick layer of smog enveloped India's capital Monday, filling the air with an acrid smell as pollution levels surged and worsening a public health crisis that has prompted its residents ...