The rapid warming associated with the Paleocene-Eocene Thermal Maximum (PETM) likely resulted from
A) several massive volcanic eruptions.
B) the sudden die off of photosynthetic organisms and associated increase in atmospheric CO2.
C) a sudden (geologically speaking) increase in atmospheric carbon.
D) decreased surface albedo brought about by Paleocene afforestation.
E) absorption of CO2 by the recently uplifted Himalayas.
Correct Answer:
Verified
Q1: A lower 18O/16O ratio in ocean sediment
Q2: "Snowball Earth" refers to
A)an extreme icehouse climate
Q3: 16O makes up approximately _percent of all
Q4: The interdisciplinary study of the causes and
Q6: So-called _climates are periods with relatively warmer
Q7: Scientists use_ to study past climates,using _to
Q8: The science that studies Earth's past climates
Q9: The 16O evaporates _ than 18O,and condenses_
Q10: Which of the following is true of
Q11: The last interglacial period with temperatures similar
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