Monday, June 13, 2016 A-Day Objective: YWBAT describe the advantages and disadvantages of different energy sources. Drill: What is global warming? Homework Finish Bird Seed Mining Lab Return Earth Science Book

Answer Global warming is the gradual increase in the temperature of the Earth's atmosphere, due to the greenhouse effect, caused by increased air pollution.

Did you know… During the 20th century, sea level rose an average of 7 inches after 2,000 years of relatively little change.

Today’s Activities  Drill  Bird Seed Mining  Conclusion

Closure Strip mining is often used a.When coal is found deep in the Earth b.In order to protect the environment c.To limit the use of explosives d.To mine coal deposits close to the surface

Conclusion Answer Strip mining is often used to mine coal that is close to the surface.