Between the first warnings about CFCs from the scientific community and a response to reduce CFCs from the political community there was a ____-year lag
a. one
b. five
c. ten
d. fourteen
e. twenty-five
D
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A temperature of 90 degrees Fahrenheit and a relative humidity of 90 percent can occur only if the ____ is incredibly high, which is only very rarely observed in the United States
a. mixing ratio b. apparent temperature c. heat index d. saturation vapor pressure e. dew point temperature
Along with Oregon and Washington, which state has made the best use of urban growth boundaries?
A. Tennessee B. Georgia C. California D. Arizona E. Maryland
If you have removed half of Block A, how much of the remaining block will be exposed above water?
a. 25% b. 35% c. 50% d. 75%
Which city was transformed from a highly polluted city to one of the most sustainable and livable cities in the United States due to grassroots tenacity?
A. Bakersfield, California B. St. Louis, Missouri C. Seattle, Washington D. Atlanta, Georgia E. Chattanooga, Tennessee