NASA has created a time series visualization of Greenland’s Helheim Glacier using 20 years of data from radar, lasers, and high-resolution cameras.
On July 23, 1972, the first Landsat spacecraft was launched. At the time it was known as the Earth Resources Technology Satellite and it was the first satellite launched to study the earth’s landmasses. In 1975, the name was changed to Landsat. Since then, this program has been continuously monitoring changes […]
Soil moisture might not be considered a critical factor to the health of our planet but a series of satellite missions are proving otherwise. Scientists recently created maps from NASA’s Aquarius satellite of soil moisture, or the amount of water contained within soil particles, across the globe. These maps have […]