A ban on electronic cigarettes went into effect on April 29 in New York restaurants, bars, parks, beaches and other public places.

Six environmental advocates from India, Peru, Russia and three other nations have won this year's Goldman Prize, which is awarded annually for grass-roots activism.

The chances of New York City flooding during a storm are even greater than scientists previously thought, a new study suggests.

The U.S.

Yesterday the U.S. Environmental Protection Agency (EPA) released its sixth annual list of the 25 U.S. metropolitan areas with the most ENERGY STAR certified buildings in 2013.

Asthma, the chronic lung disease, costs New York state more than $1.3 billion annually in medical costs and lost productivity, Comptroller Thomas DiNapoli said.

Outside Alicia Barksdale’s living room, high above Upper Manhattan, the brick chimney atop the building next door belches black smoke all winter long, and even into the spring.

17.9 million Kolkatans face serious risk from natural disasters and the city emerges as the world’s seventh riskiest city reveals this new analysis of natural disasters confronting 616 of the world’s largest urban areas.

New Jersey Governor Chris Christie’s administration violated state law in the way it withdrew from a regional program to reduce greenhouse-gas emissions, a state appellate court ruled.

New York City's greenhouse gas emissions have dropped by 19 percent since 2005, outgoing Mayor Michael Bloomberg said on Monday, putting the city nearly two-thirds of the way to meeting the goal th