Which of the following correctly tallies the earth's shortwave-radiation balance?

A) planetary albedo – 4%, atmospheric absorption – 31%, surface absorption – 65%
B) planetary albedo – 10 %, atmospheric absorption – 20%, surface absorption – 70%
C) planetary albedo – 31%, atmospheric absorption – 20%, surface absorption – 49%
D) planetary albedo – 70%, atmospheric absorption – 20%, surface absorption – 10%


C) planetary albedo – 31%, atmospheric absorption – 20%, surface absorption – 49%

Environmental & Atmospheric Sciences

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The changes in this field, from grasses to shrubs to trees, represent

A) ecological succession. B) climax production. C) biological evolution of new species. D) ecological adaptation.

Environmental & Atmospheric Sciences

Keeling began measuring tropospheric carbon dioxide concentrations at Mauna Loa observatory in Hawaii in 1958. This is a remote location away from urban and industrial areas

If Keeling had instead established his CO2 monitoring station near a large coal-fired power plant then ________. A) his measurements of CO2 levels would likely be much lower than a place like Mauna Loa B) his measurements of CO2 levels would likely be about the same as a place like Mauna Loa C) the heat given off by the power plant would give him higher than expected readings D) his measurements of CO2 levels would likely be much higher than in a place like Mauna Loa E) his measurements would be influenced by the amount of soot produced by the power plant

Environmental & Atmospheric Sciences

What reaction occurs when glucose is converted to glucuronic acid?

A) reduction at C-1 B) oxidation at C-1 C) reduction at C-6 D) oxidation at C-6

Environmental & Atmospheric Sciences

Afghanistan has more arable (farm) land than any other country in the world

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences