Envisat and ERS-2 reveal hidden side of Hurricane Rita
As Hurricane Rita entered the Gulf of Mexico, ESA's Envisat satellite's radar was able to pierce through swirling clouds to directly show how the storm churns the sea surface. This image has then been used to derive Rita's wind field speeds. . Envisat acquired this Advanced Synthetic Aperture Radar (ASAR) image at 0344 UTC on 22 September (2345 on 21 September in US Eastern Daylight Saving Time),...Breath of the dragon: ERS-2 and Envisat reveal impact of economic growth on China's air quality
China's spectacular economic growth during the last decade has brought many benefits - and some challenges. Global atmospheric mapping of nitrogen dioxide pollution performed by ERS-2's GOME and Envisat's SCIAMACHY reveals the world's largest amount of NO2 hanging above Beijing and northeast China, as reported in Nature this week. . As part of ESA's Dragon Programme, European and Chinese research...Envisat radar surveillance protects endangered prehistoric fish
A satellite surveillance zone within the southern Indian Ocean is helping protect the endangered Patagonian toothfish from pirate fishing vessels. . .. However a radar satellite su...Sargassum seaweed, famous in nautical lore for entangling ships in its dense floating vegetation, has been detected from space for the first time thanks to an instrument aboard ESA’s environmental sate...