Water Cycle
What year did Earth Day become a holiday in the U.S.?
1970
What part of the USA has the most landfills?
Northeast USA
What is condensation?
Condensation is the change from water vapor to liquid water.
Why do we need the three R's?
We need the three R's to help the enviroment.
What is Global Warming?
Global Warming is the increase of Earth's temperature because of the deteriation of the ozone layer.
What is the most common thing in landfills?
Baby diapers