Props from PhysOrg.com

At Home
• Save Energy
• Use Less Energy
• Reduce/Reuse/Recycle

At Workplace
• Use Green Buildings
• Reduce Energy Use
• Reduce/Reuse/Recycle

At School
• For Teachers
• Learn about Issues

• Two mature trees provide enough oxygen for a family of four.
• One acre of trees removes 2.6 tons of CO2 per year.
• About one third of the United States of America is covered by forests
• The average tree in an urban area has a life expectancy of only 8 years.
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