SE (AL AR FL GA KY LA MS NC PR SC TN)

Touring the Everglades by airboat, Interior Secretary Salazar promised more federal funds to restore them.

Terry and Sandy Gupton are worried for the health of both their cattle and themselves. They live near the stretch of the Emory River clogged with coal ash sludge from a Dec. 22, 2008, spill from a TVA plant.

The South Florida Water Management District approved Gov. Charlie Crist's deal to buy 73,000 acres of farmland from U.S. Sugar Corp. for $536 million to restore the Everglades.

"An empty gasoline tank undergoing repairs exploded Tuesday at a fuel storage facility in rural north-central Arkansas, killing three workers, authorities said."

EPA's takover of the cleanup of TVA's coal-ash spill in Tennessee came after revelations that TVA's effort to do the job by dredging threatened to become a "major toxic event."

EPA announced Monday that it would take over cleanup of the Kingston, Tennessee, fly ash spill from a TVA plant under the Superfund hazardous waste law.

"A little-known policy is turning sleepy central Florida into a green energy hub. Could it do the same for America at large?"