This very detailed article examines the long-term climate changes throughout the world. Discusses agriculture and provides graphs and illustrations. Includes lots of scientific discussion.

NASA studies of global surface temperatures and Arctic sea ice extent provide data to determine climate changes on Earth. Research for only the first half of 2016 identifies the year as being one of the hottest on record.

Polar scientists offer an article identifying the research and observations made on greenhouse gases. Why is there so much carbon dioxide in the atmosphere today? Scientists work diligently to determine the causes and effects of these...

The first article in this newsletter talks about a speech made by Former President Bill Clinton and his stance on the environment. (Published 1997)

Because of recession and the costs of gas on the decline, many worry that the search for new forms of energy will be put on hold. Read and discuss as a class these concerns. October 24, 2008