Canada

Landsat Island captured by Landsat 8 in 2014. Image: NASA.

How This Remote Island Inhabited by Polar Bears Became Known as Landsat Island

Elizabeth Borneman

Discovered in 1976 in imagery captured by Landsat 1, Landsat Island (60° 10' 37"N, 64° 02' 30"W) is solely populated by polar bears.

Seabed surveys in the Canadian Arctic are done using using multi-beam sonar, sweep multi-transducer sweep systems and airborne laser bathymetry systems. Image: Canadian Hydrographic Service (CHS).

Why the Canadian Arctic Needs to be Mapped

Elizabeth Borneman

The Canadian Hydrographic Service is in charge of mapping the Canadian Arctic, but they’ve only gotten about 10% of the way through Canada’s Arctic holdings.

Manicouagan Crater in Canada. Source: Copernicus Sentinel data (2015)/ESA

Manicouagan Crater – The Earth’s Largest Impact Crater Visible from Space

Caitlin Dempsey

This vivid satellite image shows the "Eye of Quebec", Manicouagan Crater, one of the Earth's oldest and the most visible impact craters.