Sentences with phrase «satellite radar imagery»

But other satellite radar imagery has begun to reveal an ominous picture of change elsewhere in the Arctic, on the north slope of Alaska.

Co-author Fielding used satellite radar imagery to create a map of the terrain that dropped during the earthquake and where land surface had risen.

Not exact matches

A hidden riverbed has been spotted under the sand of the vast Sahara desert using radar satellite imagery.

The break ultimately produced iceberg B - 44, visible in radar imagery captured September 23 with the European Space Agency's Sentinel - 1 satellite.

Published in their final form last week in the journal Geophysical Research Letters, the maps draw on a variety of data sources, including satellite radar and aerial imagery, as well as special sonar data collected on ship expeditions to the front of the ice sheet.

Data comes from various sources, including observations, weather stations at airports, Doppler radar and satellite imagery, National Weather Service bulletins, and even tidal gages.

Based on field observations, seismic shaking data, GPS measurements, and radar imagery from satellites, Hamling and his colleagues found that surface ruptures in the New Zealand quake were widely separated — in one case by more than 15 kilometers.

Detailed elevation map of ice stream C using satellite imagery and airborne radar, Annals of Glaciology, Vol.

The team then extrapolated these data over the varying landscape to produce a seamless map, using NASA imagery from the Moderate Resolution Imaging Spectroradiometer (MODIS) instrument on NASA's Terra spacecraft, the QuikScat scatterometer satellite and the Shuttle Radar Topography Mission.

Radar imagery from ESA's Sentinel - 1 satellite appears to show the slick resulting from this spill, as it drifts away from the storage tanker and heads toward shore.

Recent observations from UK sites, and recent radar and satellite imagery.

Read more: The «Katrina of Smell» is Attacking News Orleans Thanks to BP Oil Spill Saturday, May 1st SkyTruth, a small non-profit, analyzed radar and satellite imagery and estimated that the oil was leaking much faster than the original official estimates.

You can also do sampling by having people go out and do direct measurements or even by using aerial photos of satellite imagery or a radar - based sensor.