ScienceDaily: Spatial measurements of population density could reveal when threatened natural populations are in danger of crashing.
Many factors -- including climate change, overfishing or loss of food supply -- can push a wild animal population to the brink of collapse. Ecologists have long sought ways to measure the risk of such a collapse, which could help wildlife and fishery managers take steps to protect endangered populations.
Last year, MIT physicists demonstrated that they could measure a population's...