remote sensing

An artistic rendition of a satellite collecting data from a strip of land and ocean.

Mapping the Earth’s Freshwater Bodies

Mark Altaweel

Over 95% of the world's lakes, rivers, and freshwater reservoirs will be measured by a new satellite mission called Surface Water and Ocean Topography (SWOT).

Screenshot from an online app called Suncalc with a satellite image of a lake with sun and shadow measurements in yellow overlaid.

Using Open Source Geospatial Data in Journalism

Mark Altaweel

Geospatial data such as satellite imagery can be used by journalists to verify news stories.

An aerial image of a flock of waterfowl floating on the ocean.

Reliability of Machine Learning Maps

Mark Altaweel

Academics are increasingly adopting machine learning maps to better understand what can happen for a range of environmental events.

False color satellite image of Anchorage, Alaska .

Landsat 9 Data Released

Mark Altaweel

Landsat 9 satellite imagery and data has been made publicly available.

A lightning bolt branches across the night sky during a storm. A darkened tree is in the lower right corner of the photo.

Remote Sensing of Lightning

Mark Altaweel

Satellites and remote sensing tools are providing a way to better forecast and determine the severity of lightning.