How much are global surface temperature expected to increase by the year 2100 if countries come together to use both technology and general environmental controls to decrease emissions?

A) 1°C
B) 1.5°C
C) 2°C
D) 2.5°C
E) 3°C


A

Environmental & Atmospheric Sciences

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Fill in the blank(s) with the appropriate word(s).

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On a daily basis, the sun is most intense at

A) 6:00 AM. B) 12 Noon. C) 3:00 PM. D) 6:00 PM.

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Which of the following causes desertification?

A. cutting of trees for firewood B. overgrazing C. flooding D. overgrazing and cutting of trees for firewood

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Which of the following is NOT a greenhouse gas?

a. carbon dioxide b. methane c. water vapor d. nitrous oxide e. argon

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