NASAのインスタグラム(nasa) - 8月22日 02時08分

Of all the planets we've explored, none have matched the dynamic complexity of our own. Earth is constantly changing, and we're working constantly to explore and understand the planet on scales from local to global.

The time-lapse video shows the VIIRS composite for the eastern hemisphere from January 18 to July 25, 2014. Subtle changes in the snow and vegetation cover of the land vie for attention with a dynamic, swirling layer of clouds that are constantly present and constantly moving.

Credit: NASA

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