News that the biofuel solution to the energy crunch is looking less realistic:

“The biofuels bonanza will crash unless producers can guarantee their crops have been produced responsibly, the UN’s environment agency chief has said.

Achim Steiner of the UN Environment Programme (Unep) said there was an urgent need for standards to make sure rainforests weren’t being destroyed.

Biofuel makers also had to show their products did not produce more CO2 than they negated, he told BBC News.

Critics say biofuels will lead to food shortages and destroy rainforests.

They point to the destruction of Indonesia’s peat swamps as an example of biofuel folly.”

Read the rest here.