The report by a team from the United States and China appears in the Proceedings of the National Academy of Sciences.

VOA: special.2009.10.27

Stephen Powles wrote about it in the Proceedings of the National Academy of Sciences in the United States.

VOA: special.2010.04.27

According to a recently published paper in the peer-reviewed Proceedings of the National Academy of Sciences, wildfires in the western United States are currently at a 3, 000-year low.

FORBES: Yes, Reggie, This Is What Global Warming Looks Like