Global warming talk heats up, revisits carbon tax

Clouds part, solar eclipse darkens north Australia

Feds: Lack of sea ice changes walrus behavior

Coastal panel mulls quake study near nuke plant

US computer graphics scientist wins Kyoto Prize

New Zealand won't sign 'Kyoto 2' climate treaty

Official backs studying quake risks at nuke plants

Fisheries nations set to discuss bluefin tuna

Archaeologists discover Thracian golden jewelry

Good news for coast: Nor'easter to weaken