Overpopulation

How many people can earth support?
Carrying capacity of earth.

Are we already overpopulated? Why or What signs will we see as we become overpopulated?
add your thoughts here.

What can be done about population growth?
media type="delicious" key="jplaman/environmental+population" ARG0="title=Population%20links;icon" width="150" height="200"

People Overpopulation VS Consumption Overpopulation
What does this mean?

Footprint calculators: http://www.myfootprint.org/ http://footprint.wwf.org.uk/ - Paige Anderson

http://www.epa.gov/climatechange/emissions/ind_calculator.html http://actonco2.direct.gov.uk/index.html - Kevin Tocao

http://www.climatecrisis.net/takeaction/carboncalculator/ http://www.nature.org/initiatives/climatechange/calculator/ - Meghan Hoodhood

http://footprint.wwf.org.uk/ (British based) http://www.bestfootforward.com/footprintlife.htm (British based) - Terry Yiu