What Polar Bears Can Teach Us

Biodiversity - the species we share our planet with - is under pressure. Post-2015 Consensus research finds that a global target to prevent the loss of coral reefs will gives at least $24 of environmental benefits per dollar spent. Likewise, reducing the current loss of forests by half would likely do about $10 of good for each dollar spent. However, increasing protected areas, because it is very costly but only somewhat helpful, is likely to do less than $1 of good per dollar spent.

2013-11-06 One of the longest-running big picture debates is between optimists and pessimists  arguing the state of the world. Pessimists  have constantly painted a dystopian future from Malthus and Jevons to the 1972 book Limits to Growth. Optimists have cheerfully pointed to how everything is getting better. 

We Still Need to Save the Rain Forests

Biodiversity efforts are often targeted toward saving cute animals. But the real problem is disappearing forests, wetlands, and mangroves. By Bjørn Lomborg Posted Monday, May 7, 2012