Visit the Web site: https://epa.gov/climatechange/science/index.html on Science of Climate Change. Review the following sections and answer the corresponding questions. Please note: In your answers, explain thoroughly only the main points pertinent to each question. Also, you may use the Internet to answer this question.
Past Climate Change: What has caused the Earth's climate to change throughout its history? How has it changed?
Recent Climate Change: How has the climate changed in the last 100-150 years? What has caused the changes?
Future Climate Change: How might climate change over the next 100 years and why?
State of Knowledge: What aspects of climate change do we understand best? What are the most significant uncertainties?