1. It's important that we understand how the climate is changing, so that we can prepare for the future.
2. Studying the climate helps us predict how much rain the next winter might bring, or how far sea levels will rise due to warmer sea temperatures.
3. Most of the increase in global temperatures since 1950 has been caused by human activity.
4. The average temperature of the Earth is determined by the greenhouse effect.
5. Global temperatures have increased by about 1° Celsius in the past century.
6. Power Plants. Forty percent of U.S. carbon dioxide emissions stem from electricity production.
7. Transportation. EPA reports state that thirty-three percent of U.S. emissions come from the transportation of people and goods.
8. The greenhouse effect causes the atmosphere to retain heat.
9. Changes in the sun's energy affect how much energy reaches Earth's system.
10. Changes in reflectivity affect how much energy enters Earth's system.
Title for climate:
Our Warming Planet
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