The Big Picture
Here you can get a quick but comprehensive overview of the current state of the planet.
Big Picture, Small Planet excellent short video overview by Medard Gabel, creator of online World Game by Buckminster Fuller.
Gapminder brilliantly allows you to visualize world demographic trends
If the earth were 100 people video
Executive Summary of 2008 State of the Planet report.
AAAS Atlas of Population & Environment
UCSC Atlas of Global Inequality
Earth
Video overview (6 min. Includes soil, Wangari Maathai, effect on air quality)
Air
Fire
Al Gore TEDTalk 20 min. video
Water
CBS News segment 1/10
E-waste
11/08 CBS 60 Minutes segment (video)
Want to know more? Check out these general environmental websites:
United Nations environmental info
Books
Ecosystems and human well-being By Millennium Ecosystem Assessment Program et al. 2005 Very detailed
Humanity's Footprint : momentum, impact, and our global environment / Walter K. Dodds New York : Columbia University Press, c2008
McHenry Stacks - GF75 .D65 2008 Link
