Global Warming

On the face of it, global warming may seem like a purely scientific issue, but there is no denying that it has become a major political issue, both domestic and international. It’s clear that not everyone agrees about global warming and climate change. Review these PBS NOW broadcasts concerning some of the controversy surrounding global warming.

http://www.pbs.org/now/shows/304/

http://www.pbs.org/now/shows/249/climate-change.html

http://www.pbs.org/now/shows/343/index.html

Based on our readings and these videos, do you believe human activity caused the world's climate to change over the past 100 years?

75-150 Words