There are a variety of drugs that cause rapid loss of consciousness. (scientificamerican.com)
While the ice sheet overall lost mass during the century, there were periods of more rapid loss and ones where the ice sheet appeared to be roughly stable. (climatecentral.org)
«These estimates reveal an exceptionally rapid loss of biodiversity over the last few centuries, indicating that a sixth mass extinction is already under way,» the researchers wrote in the study. (ibtimes.com)