In 2000, the U.S. signed, ratified, and implemented an international treaty that banned or phased out twelve of the most notorious persistent organic pollutants, including PCBs.
Answer the following statement true (T) or false (F)
False
This treaty was never ratified and implemented by the U.S.
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Which state would most likely have the highest ratio of physical weathering to chemical weathering rates?
A) Florida B) Alaska C) New York D) Nevada
Industrialization in the United States first grew rapidly when transportation came to be based on the
A. canal B. railroad C. truck D. airplane
Use the following map related to the December 24th, 2004 Sumatra earthquake to answer this question. 
What is the tectonic reason this earthquake occurred?
A. It is near a transform boundary. B. It is near a mid-ocean ridge. C. It is near a subduction zone.
Burning ________ releases more pollution than other fossil fuels
Fill in the blank(s) with correct word