In the late 19th and early 20th century, these pioneering scientists scaled mountains, hiked across glaciers and flew into storm clouds to unravel the mysteries of the Earth's global climate system.
via Science https://ift.tt/2ZMYVQE
In the late 19th and early 20th century, these pioneering scientists scaled mountains, hiked across glaciers and flew into storm clouds to unravel the mysteries of the Earth's global climate system.
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