Sources

BBC News: Global ecosystems “face collapse”

http://news.bbc.co.uk/2/hi/science/nature/6077798.stm

Biodiversity

            http://www.esa.org/education_diversity/pdfDocs/biodiversity.pdf

Collapse of ecosystems likely if plunder continues

            http://www.guardian.co.uk/science/2006/oct/25/environment.ethicalliving

Earth Observatory

            http://earthobservatory.nasa.gov/Features/Phytoplankton/
Gradual Change Can Push Ecosystems Into Collapse

            http://www.well.com/~davidu/collapse.html

Humans Behind Early Oz Ecosystem Collapse?

            http://www.scienceagogo.com/news/20050613034257data_trunc_sys.shtml

Human Domination of Earth’s Ecosystems
            http://www.nau.edu/~envsci/ENV330website/ENV330/downloads/VitousekHumanDomination.pd

Humans using Earth’s resources at unsustainable rate, conservation group claims

http://www.naturalnews.com/020873.html

Overfishing Long Ago Tied to Modern Ecosystem Collapse

            http://news.nationalgeographic.com/news/2001/08/0807_ecollapse.html

Science News: Marine Phytoplankton declining: Striking global changes at the base of the marine food

           http://www.sciencedaily.com/releases/2010/07/100728131705.htm
Science Reference: Phytoplankton

            http://www.sciencedaily.com/articles/p/phytoplankton.htm

Species Loss Tied to Ecosystem Collapse and Recovery

            http://www.sciencedaily.com/releases/2011/01/110110103834.htm
Threats to Global Biodiversity
            http://www.globalchange.umich.edu/globalchange2/current/lectures/biodiversity/biodiversity.html

Weisman, Alan. The World Without Us. Picador Publishing, 2008.