Ice floe drifting in Svalbard, Norway. Sven-Erik Arndt/Arterra/Universal Images Group via Getty Images Julie Brigham-Grette, University of Massachusetts Amherst and Steve Petsch, University of Massachusetts Amherst Every year, sea ice cover in the Arctic Ocean shrinks to a low point in mid-September. This year it measures just 1.44 million square miles (3.74 million square kilometers) … Read more
Excess mortality gives a more complete picture of the death toll of coronavirus disease 2019 (COVID-19) than official daily estimates. A research letter published in JAMA estimates that between March and July 2020, there were 225,530 excess deaths in the US. If the trend continues, the US could see more than 400,000 excess deaths by the end of 2020.