European critical loads: database, biodiversity and ecosystems at risk Approximately 79 percent of the nature reserves (Natura 2000 areas) in EU countries are estimated to be exposed to an excess of nitrogen deposition in 2020.
Signs of MERS coronavirus found in dromedary camels Researchers searching for signs of Middle East respiratory syndrome coronavirus (MERS-CoV) in different livestock animals have found antibodies specific to the new virus in dromedary camels.