SCI 256 Week 4 Climate Change Response

Some people you know say they don't believe that the climate is changing.  After this week's readings, how would you respond?

Write a 525- to 700-word response including:

• How scientists learn about past global temperatures and climates.

• The greenhouse effect.

• Greenhouse gases and their role in current climate change.

• One piece of data scientists offer to show that the climate is changing globally (see this NASA website: http://climate.nasa.gov/evidence/ ).

• Expected impacts of climate change in your area (this EPA website is very helpful: www3.epa.gov/climatechange/impacts/).

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