Western governors and cabinet secretaries signed an agreement to work together on protecting wildlife corridors in the face of new electric transmission lines.

"The leases, auctioned near the end of the Bush administration, were blocked by Obama's Interior Department. Now a report opens the door to 30 of them being reissued."

If you’re thinking about buying a cleaner, more fuel-efficient car, you might think a hybrid is your best option. But some automakers want people to look at an older technology when they’re looking for green cars: the diesel engine. The Environment Report's Julie Grant reports.

"The Obama administration's new interagency plan to regulate mountaintop removal coal mining met with mixed reactions from Appalachian community advocates."

"At least 10,000 more properties in residential neighborhoods of Evansville will be tested for lead and arsenic contamination in the soil of their yards" from foundries going back to the 1880s.

"The US and Canada have agreed to update the 37-year-old Great Lakes Water Quality Agreement that commits both countries 'to restore and maintain the chemical, physical, and biological integrity of the waters of the Great Lakes Basin Ecosystem.'"

A new report says that climate change is already causing widespread human migration.

"Nearly a month after the onset of a navigational dredging project in the Saginaw River that some worry will send dioxin-contaminated sediments downstream toward the intakes for Bay City’s water supply, EPA officials responded to citizen concerns by announcing it would not test the water for the toxin."

"As their attorneys shuffle between four similar lawsuits that allege the Walt Disney Co. has for decades contaminated groundwater with cancer-causing chromium 6 and other toxic chemicals, stories of ill health from the plaintiffs are beginning to emerge."

"California is accusing Target Corp. of being a poor environmental citizen."