September 1, 2015
The Pacific Northwest is abundantly dotted with wildfires in Washington, Oregon, Idaho and Montana, and satellite imagery from a variety of sensors is being used extensively to monitor the situation.
March 31, 2015
NASA satellite imagery shows that for much of March 2015, the Ohio River watershed was above flood stage, particularly just above the confluence with the Mississippi River. The cause was a combination of melting snow and heavy rainfall.
March 10, 2015
Plumes of sand from North African deserts are easily visible in this satellite image captured by the Moderate Resolution Imaging Spectroradiometer on NASA’s Aqua satellite in late February 2015. The microscopic particles amass and begin a trans-Atlantic journey to South America.
February 24, 2015
The northeastern United States has seen a series of snow events this winter, including another nor’easter on Feb. 14-15 that brought another 12 to 20 inches to an already record total of 58 inches in the Boston area for the month of February.
October 1, 2014
What was once the world’s fourth largest lake, the Aral Sea has been the victim of a major water diversion project undertaken in the 1960s and is now a polluted puddle compared with its former self.