Two cities. Two very polluted cities. And two very different ways of dealing with twin public health crises.
Astronomers have much to celebrate in the International Year of Light and Light-Based Technologies (IYL). Until the 1930s, every scrap of information about the universe came to us in the form of light.
Beijing's first ever red alert for smog expired Thursday, as blue skies and sunshine replaced the thick haze that covered the city for days.
Delhi Tuesday outlined its plans to restrict the number of vehicles on its roads at the beginning of January, as the world's most polluted capital attempts to clean up its toxic air.
Lush and lofty, the big trees in a 520-acre forest gracing the vista of Mount Rainier are now doing double duty, in the first-ever carbon-capture program of its kind in the Pacific Northwest.
For years, many scientists thought we had a secret weapon to protect coral reefs from nutrients flushed into the seas by human activity. Experiments suggested that herbivores such as fish, urchins and sea turtles could keep ...
Environmental groups on Saturday lauded the Delhi government's move to drastically reduce the number of private vehicles on the capital's roads in a bid to clean up the city's notoriously toxic air, as a political row erupted ...
Private vehicles will only be allowed on Delhi's roads on alternate days from January, authorities said Friday, as the capital tries to curb choking levels of pollution.
As streetlights the world over change from sodium lamps to LED, scientists wonder what this will mean for the artificial skyglow over cities. Because not every city lights the same way, the best way to understand whether ...
A Chinese pledge to upgrade the nation's coal-fired power plants to cut pollution is aimed mainly at soothing domestic fears over dangerous smog, rather than tackling climate change emissions, analysts said Thursday.