Congratulations! The members of the United Nations found great value in the two analyses you provided. They are now asking you to develop a PowerPoint presentation that addresses the four most critical threats to the global environment. They are listed in the table below.
 
Energy sources
Civil war
Globalization
Poor health of entire populations
Lack of educational opportunities
Cultural taboos
Inappropriate uses of technology
Climate change
  
To complete this task, you must do the following:
Step I. Narrow the List from Eight to the Four Most Critical Threats
To complete this step, complete the following tasks in order:

Review research on each of the eight threats listed in the table.
Determine what you believe to be the current and potential future impacts of each threat on the global environment.