Seattle Times Climate Challenge quiz

1. At the checkout line, which choice saves the most carbon dioxide (CO2): paper or plastic?

   Paper
   Plastic

2. In the 1970s, we created how much waste compared with today?

   Half as much
   Slightly less
   About the same
   Twice as much

3. How many 60-watt light bulbs would each resident of Memphis, Tenn., (pop. 650,000) have to replace with fluorescent bulbs to save enough power to run Hartford, Conn., (pop. 124,000) for a week?

   2
   5
   10
   14

4. Which appliance or device produces more CO2 to operate, on average?

   Refrigerator
   Electric water heater
   Home lighting
   Hot tub

5. What source of home heating fuel produces the most CO2?

   Oil
   Electricity
   Wood
   Gas

6. Who said: “We are all complicit in the process of global warming. Unsustainable practices are deeply entrenched in our everyday lives. But in the absence of decisive measures, the true cost of our actions will be borne by succeeding generations, starting with yours.”

   Al Gore
   John McCain
   U.N. Secretary General Ban Ki-moon
   Julia Roberts

7. Which nation had the highest greenhouse gas emissions per capita in 2003?

   Australia
   Germany
   Japan
   United States

8. Sea levels rose about how much during the 20th century?

   2 inches
   7 inches
   11 inches
   18 inches

9. The Intergovernmental Panel on Climate Change says sea levels are most likely to rise about how much by the end of this century?

   16 inches
   3 feet
   5 feet
   23 feet

10. According to experts, how much of King County’s trash could be recycled?

    25 percent
    45 percent
    75 percent
    95 percent