School Name:

City/State:

Zip:

1. What city "proclaimed" the first Earth Day on March 21, 1970?

   Washington, D.C.
   Atlanta, GA
   San Francisco, CA
   Seattle, WA

2. What kind of pollution did a small group of people in Boston protest on the first official Earth Day — April 22, 1970?

   Air
   Water
   Highway Litter
   Noise

3. Trees Across America intends to plant 285-million trees in the next three years. The 285-million trees represent:

   One tree for every tree cut down in the same time period
   One tree for every person in the United States
   The number of trees donated by schools across America
   One tree for each pound of litter found on U.S. highways annually

4. A collection of plants and animals that are specific to one area is known as:

   A biome
   An ecology
   A subsystem
   A zoo

5. Extinction happens naturally, however, scientists think that extinctions caused by humans are taking place at:

   10 - 100 times the natural rate
   100 - 1,000 times the natural rate
   1,000 - 10,000 times the natural rate
   10,000 - 100,000 times the natural rate