Seattle Times Climate Challenge quiz

1. Saving 1 gallon of gas keeps how much carbon dioxide (CO2) out of the atmosphere?

   1 pound
   5 pounds
   10 pounds
   20 pounds

2. Which vehicle produces the most CO2 per mile?

   Snowmobile
   Personal truck
   Motorcycle
   Automobile

3. How many authors contributed to the United Nation’s Intergovernmental Panel on Climate Change in 2001?

   27
   128
   369
   637

4. In 1992, contrails – those streaks of condensation left behind by high-flying aircraft – covered about 0.1 percent of the sky on average. With increased air traffic, how much of the sky will be covered by 2050?

   0.3 percent
   0.4 percent
   0.5 percent
   1 percent

5. Carbon dioxide levels are higher now than at any time in how many millions of year?

   5 million
   20 million
   74 million
   100 million

6. When is the best time to check your car’s tire pressure?

   When you've driven for a while.
   Before you head out
   

7. Warmer Northwest weather has been cited as one reason for an increase in mountain pine beetles, which destroy trees. How many board feet of timber have been killed by the beetle in British Columbia?

   20 million
   40 million
   80 million
   100 million

8. In 50 years, which Washington farmers are expected to benefit from global warming?

   Wheat farmers
   Coconut farmers
   Palm tree farmers
   Wine-grape growers

9. Who said: “The issue of climate change respects no border. Its effects cannot be reined in by an army nor advanced by any ideology. Climate change, with its potential to impact every corner of the world, is an issue that must be addressed by the world.”

   George Clooney
   President George W. Bush
   George Will
   George Stephanopoulos

10. British Columbia Premier Gordon Campbell recently unveiled an energy package for the province that he claimed would cut greenhouse-gas emissions by what percentage by 2020?

    10 percent
    33 percent
    60 percent
    80 percent