climatefeedback.org
climatefeedback.org
geoengineering.environment.harvard.edu
Harvard's Solar Geoengineering Research Program
https://geoengineering.environment.harvard.edu › publications › chemtrails-arent-geoengineering-debate-we-should-be-having-because-they-arent-real
nature.com
bbc.com
yahoo.com
jstor.org
en.wikipedia.org
catalog.libraries.psu.edu
Penn State University Libraries Catalog
https://catalog.libraries.psu.edu › catalog › 43632636
carnegiescience.edu
kpl.gov
Kalamazoo Public Library
https://www.kpl.gov › catalog › item › ?i=ent: › ERC_215_8682 › 0 › 215_8682:HOOPLA:11859386
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