Desertification: UN experts prescribe global policy overhaul to avoid looming mass migrations
...mental challenge of our times and governments must overhaul policy approaches to the issue or face mass migrations of people driven from degraded homelands within a single generation, warns a new analysis from the United Nations University. In the analysis for presentation June 28 at UN Headquarters, New Yo...New model of p53 regulation proposed that suggests novel anticancer strategy
...stitute for Biological Studies that it was time to overhaul widely held beliefs about how a powerful tumor suppressor called p53 is controlled in cells. Their new model of p53 regulation has important implications for the development of anticancer drugs. This new model, published in the April issue of the jou...Migration study finds that sweeping management changes are needed to protect Atlantic bluefin tuna
...herefore, say the authors, unless there is a major overhaul of ICCAT's management system, both populations could suffer declines, particularly the smaller western stock, which has been decimated by the high consumer demand for bluefin tuna. "Our study indicates that there are management steps we could take to...University of Chicago researchers discovered that humans are a 'privileged' evolutionary lineage
...nary tree. "Human brain evolution required a major overhaul of the genetic blueprint -- perhaps much more so than the evolution of other biological traits," he said. But how did human ancestors encounter an environment where selection for better brains suddenly became such a prominent force? Lahn suggests tha...