References
Martinuzzi, Sebastian, William A. Gould, and Olga M. Ramos Gonzalez. 2007. Land development, land use, and urban sprawl in puerto rico integrating remote sensing and population census data. Landscape and Urban Planning 79, (3-4) (03): 288-297, http://ezproxy.msu.edu/login?url=http://search.proquest.com/docview /289178280?accountid=12598 .
"Lin Pin Koh: A drone's-eye view." TED Talks. Youtube. 18 November 2013 Web. November 2013
"Greg Asner: Ecology from the air." TED Talks. Youtube. 19 November 2013 Web. November 2013
Parés-Ramos, Isabel,K., William A. Gould, and T. M. Aide. 2008. Agricultural abandonment, suburban growth, and forest expansion in puerto rico between 1991 and 2000. Ecology and Society 13, (2): 1, http://ezproxy.msu.edu/login?url=http://search.proquest.com/docview/220525054?accountid=12598 (accessed December 7, 2013).
Gould, William A., Sebastian Martinuzzi, and Isabel Pares-Ramos. 2012. Land use, population dynamics, and land-cover change in eastern puerto rico. U.S.Geological Survey Professional Paper: 25-42, http://ezproxy.msu.edu/login?url=http://search.proquest.com/docview/1328505093?accountid=12598
Helmer, E. 2004. Forest conservation and land development in puerto rico. Landscape Ecology 19, (1): 29-40, http://ezproxy.msu.edu/login?url=http:
//search.proquest.com/docview/289149392?accountid=12598.
"Lin Pin Koh: A drone's-eye view." TED Talks. Youtube. 18 November 2013 Web. November 2013
"Greg Asner: Ecology from the air." TED Talks. Youtube. 19 November 2013 Web. November 2013
Parés-Ramos, Isabel,K., William A. Gould, and T. M. Aide. 2008. Agricultural abandonment, suburban growth, and forest expansion in puerto rico between 1991 and 2000. Ecology and Society 13, (2): 1, http://ezproxy.msu.edu/login?url=http://search.proquest.com/docview/220525054?accountid=12598 (accessed December 7, 2013).
Gould, William A., Sebastian Martinuzzi, and Isabel Pares-Ramos. 2012. Land use, population dynamics, and land-cover change in eastern puerto rico. U.S.Geological Survey Professional Paper: 25-42, http://ezproxy.msu.edu/login?url=http://search.proquest.com/docview/1328505093?accountid=12598
Helmer, E. 2004. Forest conservation and land development in puerto rico. Landscape Ecology 19, (1): 29-40, http://ezproxy.msu.edu/login?url=http:
//search.proquest.com/docview/289149392?accountid=12598.