‘Hack the planet to counter climate change,’ says Lord Rees

Hacking the planet’s climate could buy the world time to develop cleaner sources of energy to counter global warming, one of Britain’s most senior scientists has claimed.

Lord Rees, the Astronomer Royal, claims that launching mirrors into space, triggering algal blooms in the oceans and seeding clouds are just some of "Plan B" schemes which will have to be considered by world leaders unless carbon emissions can be cut in the next 20 years .... http://www.telegraph.co.uk