Chap 15   Chapter 16 extras: Conservation and Biodiversity

"It's important to rescue the frog." - Al Gore

Supplementary videos
From Billions to None: The Passenger Pigeon's Flight to Extinction
Nuisance Fish: jumping Asian carp
Why is Lake Michigan water so clear?
Ozone hole peaks over Antarctica (2008)
Greenhouse effect: demo in a bottle
Climate Change and the Yin-Yang of Polar Sea Ice: why is Antarctic sea ice increasing?
As polar ice recedes: Maine could become a hub for North America

Extra credit readings

Additional material

Copyleft Peter Chen