Gaia scientist Lovelock predicts planetary wipeout

Sunlight is shown over a cloud-covered Earth surface in this image taken by crew members onboard the Shuttle Discovery March 18, 1989. The earth has a fever that could boost temperatures by 8 degrees Celsius making large parts of the surface uninhabitable and threatening billions of peoples' lives, a controversial climate scientist said on Tuesday. FOR EDITORIAL USE ONLY (NASA/Handout/Reuters)

LONDON (Reuters) - The earth has a fever that could boost temperatures by 8 degrees Celsius making large parts of the surface uninhabitable and threatening billions of peoples' lives, a controversial climate scientist said on Tuesday.