Forest cover map © FAO, and forest area from
http://www.fao.org/forestry/site/country-info/en
Population and GDP data from the World Bank, 2008
http://www.worldbank.org/data/
Corruption Perceptions Index data from Transparency International, 2009 http://www.transparency.org/policy_research/surveys_indices/cpi/2009
World Bank Governance Indicators, 2008
http://info.worldbank.org/governance/wgi/sc_country.asp
