Problem:
Question It! Analyze the data in the graph. Claim: The samples of ice cores suggest that there have always been high level of greenhouse gases. What question(s) would help you identify and clarify the evidence in the graph about climate change? What are some problems associated with using fossil fuels for energy? Are there more or less people who have moved from the United States to London? How were greenhouse gases produced in the past? Do all types of greenhouse gases contribute to global temperature change? What has contributed to the increase in greenhouse gases most recently? Need Assignment Help?