Sentences with phrase «measuring surface roughness»

John Morse with the USDA - ARS in Pullman, WA is in the background measuring surface roughness.

Not exact matches

The improved predictions are largely due to one particular instrument aboard ERS - 1, the microwave scatterometer, which deduces the speed of the wind at sea level by measuring the roughness of the sea's surface.
The surfaces have scratches that were created as the dinosaur fed on vegetation 67 million years ago, and measuring the roughness can reveal what kind of food they ate.
Many climatically - relevant variables that are difficult to measure at global scale (e.g. surface roughness) can be inferred in part from vegetation and land - surface types.
Tested on airborne missions this spring, DopplerScatt is a cousin of QuickSCAT and RapidScat, which used a scatterometer to measure the «roughness» of the ocean surface and determine the direction and intensity of wind.
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