In the Wall Street Journal, Gary Libecap and Robert Glennon discuss the West's outdated water laws. A policy overhaul, they argue, would allow efficient water markets and reward conservation.
If you can't dam, divert, or drill, it's time to consider allocating water through markets.
The West African nation of Liberia has partnered with the European Union in a unique attempt to protect its remaining forests by barcoding every harvestable tree.
The long-held contention that rural forest communities are the prime culprits in tropical forest destruction is increasingly being discredited, as evidence mounts that the best way to protect rainforests is to involve local residents in sustainable management.