Sentences with phrase «observe polar areas»
The radar imaging system used by Envisat and other satellites is particularly suited to observe polar areas, as it can acquire images through cloud or fog, and night and day.
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Of particular importance are vertically extended polar stratospheric clouds that have been observed to cover wide areas of the Arctic.
In late August, just 1.58 million square miles of sea ice covered the Arctic Ocean, the smallest such area ever observed by NASA satellites since the space agency began monitoring the Earth's polar ice caps 30 years ago.
Another drawback is that SST in polar areas will not be observed by GMI.