There are two ways to stop environmental degradation: 1) Force the emitter/degrader/bad guy to pay for their actions (polluter pays a tax) 2) Pay the emitter/degrader/bad guy a bonus to not pollute (polluter receives a subsidy). Like this:
Rich countries should pay tropical nations billions of dollars a year to save their forests, using donor money and global carbon markets to foot the bill, said a UK-commissioned report on Tuesday.... "Deforestation will continue as long as cutting down and burning trees is more economic than preserving them," said Johan Eliasch, author of the report and Prime Minister Gordon Brown's special representative on deforestation.