How Do Scientists Know What’s Causing Our Climate to Change?

Dr. Keeling was a scientist who set up measuring instruments on top of a mountain in Hawaii to measure the amount of carbon dioxide in the air. When he died, his son continued the measurements. Mr. Tanenbaum, technology teacher at Cottage Lane School, recently visited Dr. Keeling’s Mauna Loa Observatory in Hawaii. Watch his video below to learn how scientists know that increased carbon dioxide in the air is what’s causing the globe to warm, and our climate to change.


Keeling Curve

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