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The pursuit of happiness, human development and the environment are intertwined in two profound ways. First, we developed from hunters and gatherers into urbanites during a period of remarkable and reliable climate stability. This can no longer be taken for granted. Second, research shows that our well-being, happiness and quality of life are improved by environmental health and the services ecosystems provide for humans — like relaxation, clean air and fertile soil.
The UN’s iconic Human Development Index (HDI) is 20 years old today. Of all the world’s indices, the HDI is surely the most ingenious. It ranks countries by the quality of life they give to their people. Its brilliance lies in its simplicity.
According to the index, three parameters govern human development and quality of life: wealth, health and education. The wealth of a nation is measured this year by Gross National Income (it used to be measured by Gross National Product), health is quantified by citizens’ longevity (life expectancy at birth) and years of schooling indicate education.
IGBP closed at the end of 2015. This website is no longer updated.