Clean Air Policy

Carbon Capture and Sequestration (CCS) could be a key technology option in reducing carbon dioxide emissions from the world's fossil fuel power plants.

Understanding how ocean gases are pumped into the upper atmosphere could help predict and even regulate our future world environment

Of all the things to be leaking methane on Staten Island in New York City—corroded gas pipes, sewers, the Fresh Kills dump—who would have suspected the mail truck?

Biodiversity hotspots are golden places on earth where the number and diversity of animals and plants is exceptional. Environmentalists say that hotspots are the most critical of all places to protect against the ill effects of human development and climate change.

Researchers hope to use the fernlike Azolla to reverse the global warming effects of burning fossil fuels

Type in your city name and see what temperatures there will be in 2100 if current emissions trends continue

Science museums should recruit the public in confronting the planet’s toughest challenges

Cities can combat the urban heat island effect under global warming with trees, white roofs and other fixes

The world is not on track to keep global warming below 2 degrees Celsius but can still hold that line with tremendous effort

Even before I arrived at the annual “Dialogue” of the Breakthrough Institute, an Oakland, California, think tank that challenges mainstream environmental positions, I was arguing about it.

Mission controllers are uncertain as to what happened with the pad's water system, but might attempt the launch again on Wednesday

Carcinogens are all around us, so scientists are broadening their ideas of environmental risk