Even on the (optimistic) assumption that the police try their best, efforts to stop deforestation may fail unless it becomes more profitable for people who control the forest to leave trees intact than it is to cut them down.

ECONOMIST: Global consensus on climate change is maddeningly elusive

"Reversing this pattern will hinge on capturing the values of intact forests... so that local people's livelihoods are better when the forest is left standing than when it is cleared, " said the Cambridge professor of conservation science.

BBC: 'Boom and bust' of deforestation