Last summer's record-breaking Carlton Compplex fire swept through the Eastern, WA town of Pateros.

Tank cars hours after they derailed under the Magnolia Bridge in Interbay.

Fishing along the Duwamish River, where pollution is a considerable problem.

400,000 mobbed Manhattan demanding action on climate change.

A prototype for a small modular nuclear reactor.

The "lower" simulated tax scenario called for a tax of $12 per metric ton beginning in 2016, with a 60-cent-per-metric-ton increase annually through 2020.

The view over Alaska's Bristol Bay

Alan Durning, center, discusses carbon emissions.

Ten feet of water flood nearly 20 percent of the neighborhood throughout the city of Minot, N.D.

Tanker routes from the Trans Mountain terminus.

Severe weather is already making parts of the world uninhabitable.

Oil tanker cars derailed on tracks in Seattle's Interbay area.