By Ann Link and Juliet Oxborrow

Late November saw Guardian journalist Duncan Clark speak to a capacity audience about his book The Burning Question at a public meeting organised by Transition Town Lewes.

  The Burning Question explores how the world has any chance of keeping within the critical 20C temperature rise agreed at the 2009 Copenhagen climate talks, given that carbon emissions keep rising exponentially.

In his talk, Duncan explained that burning fossil fuels has so far put 2,000 billion tonnes of CO2 into the air. To have a 50/50 chance of staying within the two-degree limit, the world can afford to emit only an additional 1,600 billion tonnes of CO2 (or just 700 billion tonnes for a 75% chance).  Read it here…

Useful links and information

Why can’t we quit fossil fuels?
Alternatives to the big energy suppliers
– a comprehensive guide to renewable suppliers.
Burning Question – Actions to take