Between 1990 and 2008, Portland, Oregon reduced its greenhouse gas emissions by ____%
A. 3
B. 7
C. 19
D. 46
E. 72
Answer: C
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______ might happen directly as the result of the removal of an overlying weight from the landscape.
a - a slump b - soil creep c - mass wasting d - hydrolysis e - exfoliation hydrolysis
The climate classification for a region where copious rain falls throughout much of the year, except for a short one or two month dry period, would probably be ____
A) tropical wet (Af) B) moist subtropical (Cs) C) tropical monsoon (Am) D) humid continental (Dfa)
This figure shows a northwest-southeast line of islands and seamounts near Hawaii. If location 3 has the oldest rocks and Hawaii (1) has the youngest rocks, which way is the plate moving with respect to the hot spot?
A. northwest and southeast B. southeast C. northwest D. It is not moving in a consistent direction.
What is the single greatest source of solid waste?
A. Agriculture B. Mining C. Municipalities D. Industry