The document discusses the 'tragedy of the commons' as explained by ecologists Garret Hardin and W. F. Lloyd, highlighting the detrimental effects of individuals acting in self-interest on shared resources. It argues that community ownership can lead to environmental degradation and posits that privatization may be necessary to protect the environment and alleviate poverty. The text also lists various resources at risk of depletion, such as coal, fish, oil, water, and grazing land, while suggesting both governmental and non-governmental solutions to manage these challenges.