________ can alter the surface albedo of the Earth and affect ocean circulation on a million-year time scale.
A. Volcanic eruptions
B. Plate tectonics
C. Mountain building
D. Faulting
Answer: B
Environmental & Atmospheric Sciences
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Thundershowers in highland climate regions are typically a result of____
a. heating of air over valleys b. cooling of air over mountain tops c. tropical anticyclones d. heating of air over rocky slopes
Environmental & Atmospheric Sciences
Over time, the extensive addition of water through irrigation practices can actually lead to desertification
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
Upwelling of magma or molten material occurs at midoceanic ridges or areas of seafloor spreading
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
Surface currents flow vertically in the uppermost 400 meters of the water column
a. True b. False
Environmental & Atmospheric Sciences