THE drive for “green energy” in the developed world is having the perverse effect of encouraging the destruction of tropical rainforests. From the orang-utan reserves of Borneo to the Brazilian Amazon, virgin forest is being razed to grow palm oil and soybeans to fuel cars and power stations in Europe and North America. And surging prices are likely to accelerate the destruction

The rush to make energy from vegetable oils is being driven in part by European Union laws requiring conventional fuels to be blended with biofuels, and by subsidies equivalent to 20 pence a litre. Last week, the British …