Carbon dioxide and methane are now at higher concentrations than any time within the last ________.
A) 10 million years
B) 10,000 years
C) 370,000 years
D) 4 million years
Correct Answer:
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Q7: Differences in heat and pressure between the
Q8: The long-term temperature balance on Earth is
Q9: El Niño is _.
A) a change in
Q10: When volcanoes eject particles into the atmosphere,
Q11: _ is NOT a greenhouse gas.
A) Carbon
Q13: Impacts of global warming do NOT include
Q14: Scientists reconstruct historical climates by examining _.
A)
Q15: Climate models generally consider _.
A) incoming and
Q16: Climate models should consider the implications of
Q17: The most extensively used types of models
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