• Influential Australian economist urges decisive action on climate change.

• Climate-change report urges reducing food consumption, particularly meat.

U.S. Chamber of Commerce details energy blueprint.

• Feds propose listing 48 endangered species at once.

• What environmental issues should the Army consider?

• EPA issues radiation standards for Yucca Mountain.

• Lawsuits filed to protect wolverine as endangered species and halt uranium exploration near Grand Canyon.

Whaling artist Wyland unveils 100th and final mural.