What is a reason to switch to renewable or "green" energy sources?
A. There is more pollution with green energy sources
B. it is better for our envioronment
C. renewable energy sources are hard to replenish
D. all of the above
E. none of the above
What is the name given to Portland Oregon for being so Green?
Over 200 miles of bike lanes, an energy grid powered by 50% renewable energy sources, and 35 certified green buildings have earned this city what title?
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