Long-Term Climate Change
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250 million years ago, the worldÕs landmasses were joined
together and formed a super continent termed Pangea.
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As todayÕs continents drifted apart, they moved into
different latitude bands.
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This altered prevailing winds and ocean currents.
NA
E-A
Af
SA
India
NA
India
Af
SA
E-A
Ant
Aus
Ant
Aus
180 M BP
Today
Ahrens, Fig 13.6