Water rights have evolved in recent years as parties express desires to sell, lease, or give water for environmental or recreational purposes.
Irrespective of the uncertainties surrounding the causes of climate change, the United States is poised to join the rest of the developed world in a fight against rising carbon dioxide levels.
Michael `t Sas-Rolfes
The tiger, which once ranged throughout Asia, faces extinction in the wild. The only way to save it is to provide incentives that make people who live near tigers want to conserve them, says Michael 't Sas-Rolfes in a new paper, "Who Will Save the Wild Tiger?" published by PERC.