US spy satellites inadvertently collected important environmental information on the peak of the Chilly Conflict. This trove of pictures and information from the Central Intelligence Company has turn into essential to the examine of Earth’s environmental adjustments, as detailed in two fascinating tales in The New York Instances this week. One story particulars the lifetime of a scientist who analyzed them for years, one other follows the historical past of the spy satellites that offered them.

Linda Zall, an environmental engineer, labored on the CIA for many years, main a staff that analyzed photographs from spy satellites to assemble information for environmental research. She wrote categorised studies about how reconnaissance imagery may very well be used for earth and environmental science, working a analysis…

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