540 x 500
2401 x 2227
1 MB - JPEG
The image above depicts the region of West Antarctica where scientists measured ice speed. The fast-moving central ice streams are shown in red. Slower tributaries feeding the ice streams are shown in blue. Green areas depict
slow-moving, stable areas. Thick black lines depict the areas that collect snowfall to feed their respective ice streams.
Image courtesy RADARSAT Antarctic Mapping Project
Published January 25, 2002