English: In the photo above, taken in the 1950s, Simpson is bent over reams of images of
clouds that she filmed during long flights between islands in the tropical
Pacific. From the photos, she is drawing detailed maps of cloud formations. These observations underpinned her first major contribution to atmospheric science: the
boat-rocking hypothesis that tropical clouds weren’t just the passive result of atmospheric circulation, as meteorologists of the day believed, but were in fact the cause of it.
The NASA website hosts a large number of images from the
Soviet/
Russian space agency, and other non-American space agencies. These are not necessarily in the public domain.
The
SOHO (ESA & NASA) joint project implies that all materials created by its probe are copyrighted and require permission for commercial non-educational use.
[2]
{{Information |Description={{en|1=In the photo above, taken in the 1950s, Simpson is bent over reams of images of
clouds that she filmed during long flights between islands in the tropical
Pacific. From the photos, she is drawi
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