Where are the trees? Not Paris, new 'Green View Index' finds

Where are the trees? More important, where aren't the trees? A lab at the Massachusetts Institute of Technology is helping some of the world's cities answer both questions in an attempt to make them more pleasant places to ...

Five things to know about Delhi's toxic smog

India's top court Tuesday gave authorities two days to devise a plan to tackle choking levels of smog in Delhi which have prompted warnings of a health "emergency" in the world's most polluted capital.

Delhi chokes on toxic smog after Diwali festival

New Delhi was shrouded in a thick blanket of toxic smog Monday after millions of Indians lit firecrackers to mark the Diwali festival, with authorities reporting record levels of pollution in parts of the capital.

Disaster communications—lessons from 9/11

"The hotel is being evacuated. Please return to your rooms and prepare to exit." That was the first communication one of us, Dr. Terndrup, recalls receiving at a medical research meeting in the Brooklyn Marriott hotel that ...

India court orders old cars deregistered in smog-hit Delhi

India's environment court Monday ordered all diesel vehicles older than 10 years be deregistered in New Delhi, strengthening a ban on pollution-spewing cars partly blamed for the capital's toxic air, a lawyer said.

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