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Questions and Answers
Who started monitoring atmospheric CO2 on Mona Loa in the late 1950s?
Who started monitoring atmospheric CO2 on Mona Loa in the late 1950s?
- Roger Revelle and Charles Keeling (correct)
- Thomas Midgley Jr. and Greta Thunberg
- James Lovelock and Stephen Schneider
- Rachel Carson and Al Gore
Why was Mona Loa on the Big Island of Hawaii chosen as the location for monitoring atmospheric CO2?
Why was Mona Loa on the Big Island of Hawaii chosen as the location for monitoring atmospheric CO2?
- It is the highest point in the Pacific Ocean
- It has the most diverse ecosystem
- It is located away from industrial centers (correct)
- It is the most populated area in Hawaii
What significant increase in atmospheric CO2 was observed at the Mona Loa observatory from 1960 to 2020?
What significant increase in atmospheric CO2 was observed at the Mona Loa observatory from 1960 to 2020?
- Less than 100 parts per million
- More than 400 parts per million (correct)
- Around 600 parts per million
- No significant increase observed
What are studied to calculate the greenhouse gases from ancient atmospheres?
What are studied to calculate the greenhouse gases from ancient atmospheres?
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What do the studies of stable isotopes of oxygen help determine?
What do the studies of stable isotopes of oxygen help determine?
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