The presumptive Republican presidential nominee, Sen. John McCain, will try to draw sharp contrasts today between himself and President Bush on global warming policy, by calling for a cap-and-trade emissions bill at home and more engagement with China and India in international climate negotiations.

Scientists plan to pump 1 million tons of carbon dioxide into a geological formation 1 mile beneath the surface of Kern County, Calif., near Bakersfield.

The presumptive Republican presidential nominee said Friday he will support climate change legislation expected on the Senate floor next month.

Three years after Hurricanes Katrina and Rita stranded about one-fifth of the yearly oil refining output in the Gulf of Mexico, the Senate Energy and Natural Resources Committee will examine tomorrow how climate change may affect U.S. energy infrastructure and how future projects are incorporating these dangers.

The presumptive Republican presidential nominee, Sen. John McCain of Arizona, vowed today that environmental issues -- climate change in particular -- would be top priorities in his administration.

Jeopardizing a combined 42 years of U.S. EPA employment is not what Laurie Williams and Allan Zabel had in mind when they published an open letter criticizing one of Congress' leading strategies for reducing greenhouse gas emissions.

Scientists are looking for new ways to store greenhouse gases in the fight against global warming. Among their ideas -- turn the gases into stone or transform them into liquid and bury them under the ocean.

A growing public awareness about the impact flying has on global warming could begin to affect the airline industry as a whole, leading consumers to push for greater accountability.