Global Warming – Brain Pop (pages 2 &3)
Greenhouse Effect, EPA for Kids (pages 4 – 5)
Industrial Revolution – You Tube (pages 10 – 11)
Carbon Dioxide Reading Reaches New High at NOAA’s Moana Loa Observatory (pages 12 &13)
Charles David Keeling (pages 12 & 13)
Carbon Cycle (pages 14 &15)
Common Mistake Between Trend and Variation (pages 14 & 15)