Unlike traditional altimeters, which measure only a narrow strip of the ocean directly beneath a satellite, SWOT’s interferometer sweeps out a wide swath ten of miles across on both sides of the ...

Most seafloor map images are derived from satellite altimetry, which measures height variations of the ocean's surface. Scientists use this information to make inferences about seafloor features ...

1b shows a comparison of the IPCC 1990, 1995, and 2001 sea level rise predictions (its “best estimate” for the realized emissions scenario) with observational data from satellite altimeter ...