Earth: March 2017

This Sentinel-1 radar composite image takes us to the northeastern tip of Ellesmere Island (lower-left), where the Nares Strait opens up into the Lincoln Sea in the Canadian Arctic.

Composite image of tropical cyclones Caleb and Debbie, from 06:00 UTC on Monday 27 March 2017.

Rome and its surroundings are pictured in this image from the Copernicus Sentinel-2A satellite, captured on 17 January 2016.

One of our planet's few exposed lava lakes is changing, and artificial intelligence is helping NASA understand how.

Thomas Pesquet: The Grand Canyon, is less grand when seen from space but still very impressive!

From the Rocky Mountains on the left to the Prairies on the right, Sentinel-2A takes us over the southern part of the Canadian province of Alberta, with part of British Columbia in the lower left.

Study ties fertilizers, animal waste, changes to atmospheric chemistry and climate change to increased ammonia over the United States, Europe, China and India.

Some climate models are suggesting that El Niño may return later this year, but for now, the Pacific Ocean lingers in a neutral "La Nada" state, according to climatologist Bill Patzert of NASA's Jet Propulsion Laboratory, Pasadena, California.

Volcanoes erupt, they spew ash, their scarred flanks sometimes run with both lava and landslides.

A movie of weather across the globe during February 2017. This new series of monthly weather videos shows a combination of infrared imagery from the geostationary satellites of EUMETSAT, NOAA and the JMA, which together continuously observe most of the Earth's surface 24 hours a day, 365 days a year.

The Sentinel-3A satellite takes us over the Sea of Okhotsk in the Russian Far East on 15 February, where clouds blend with the ice and snow beneath from our bird's-eye view.

This image shows lightning data captured on February 14, 2017 over the course of an hour and displayed over an image of the Western Hemisphere from the Advanced Baseline Imager on GOES-16.

Sentinel-2A takes us over part of Botswana's Central District in this false-colour image captured on 22 March 2016.