section 1. Ecological and social resilience -- section 2. Ecosystem services and quality of life -- section 3. Valuation of ecosystem -- section 4. Community and natural resources management -- section 5. Policy reforms and sustainable development

In "Common Wealth", Jeffrey D. Sachs-one of the world's most respected economists and the author of The New York Times bestseller "The End of Poverty" offers an urgent assessment of the environmental degradation, rapid population growth, and extreme poverty that threaten global peace and...