World Geography - As discussed in the lecture, global climate change

World Geography

As discussed in the lecture, global climate change is impacting both of the polar regions.  Find two youtube videos that discuss this issue.  What are more impacts that are happening to these two areas that were not gone over in lecture?  How is the change in these two regions influencing the global climate?  Do you believe global climate change is human-made or an occurrence that happens naturally in Earth's life cycle?  List the youtube URLs in your response.