This 2009 photo provided by Sebastian Pfautsch shows a eucalyptus forest that burned during a 2009 wildfire in Victoria, Australia. As of early 2020, fires have consumed some 40,000 square miles of Australia this fire season and scientists say the effects on the nation’s forests could be long-lasting (Sebastian Pfautsch […]

Researchers gathering data in a Siberian cave. Credit: University of Oxford Sea-Ice-Free Arctic Makes Permafrost Vulnerable to Thawing Permafrost is ground that remains frozen throughout the year; it covers nearly a quarter of Northern Hemisphere land. The frozen state of permafrost enables it to store large amounts of carbon; about […]

CMU and NOAA mobile laboratories, collecting data in downtown Pittsburgh. Credit: CMU College of Engineering Despite the prominent health threat posed by fine particulate pollution, fundamental aspects of its formation and evolution continue to elude scientists. This is true especially for the organic fraction of fine particles (also called aerosol), […]

Emily Osborne, a marine scientist with NOAA’s Ocean Acidification Program, examines a sediment sample taken from the Santa Barbara Basin off California which contains recently deposited microscopic foraminifera shells. Credit: NOAA In first-of-its-kind research, NOAA scientists and academic partners used 100 years of microscopic shells to show that the coastal […]

View of the landscape from the BR163 highway, near Santarem, Para state, Brazil, in the Amazon rainforest in 2019 Deforestation in the Amazon rainforest in northern Brazil soared 85 percent in 2019, compared with the previous year, official data showed Tuesday. The 9,166 square kilometers (3,539 square miles) cleared was the highest […]