ANCHORAGE, Alaska — Greenhouse gas emissions remain the primary threat to the preservation of polar bear populations worldwide. This conclusion holds true under both a reduced greenhouse gas emission scenario that stabilizes climate warming and another scenario where emissions and warming continue at the current pace, according to updated U.S. Geological Survey research models. Under both […]
For Arctic marine mammals, the future is especially uncertain. Loss of sea ice and warming temperatures are shifting already fragile Northern ecosystems. The precarious state of those mammals is underscored in a multinational study led by a University of Washington scientist, published this week in Conservation Biology, assessing the status of all circumpolar species and […]
A new book from the GLIMS (Global Land Ice Measurements from Space) initiative, an international collaboration including the National Snow and Ice Data Center at the University of Colorado Boulder, provides the most comprehensive report to date on global glacier changes. The book, Global Land Ice Measurements from Space, presents an overview and detailed assessment […]
In 2013, the vast majority of worldwide climate indicators—greenhouse gases, sea levels, global temperatures, etc.—continued to reflect trends of a warmer planet, according to the indicators assessed in the State of the Climate in 2013 report, released online today by the American Meteorological Society. Scientists from NOAA’s National Climatic Data Center in Asheville, N.C., served as the […]