Recognize the impact groups have on change at the local, state, national, and world levels. 8.6.2

Links verified 10/27/2016

1. A Tale of Three cities - How life has - and hasn't - changed in the past 2000 years.
2. Eye in the Sky - Aerial photography and satellites show in vivid detail the results of laying waste to vast areas of forest and the harm done by poisons that humans have been pumping into the water and air during the century and a half since the beginning of the Industrial Revolution."
3. Social Media as a Formidable Force for Change - The power of social media is hard to dismiss.

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