Majority of the world’s population breathes dirty air, report says
Most of the world has dirty air, with just 17% of global cities meeting WHO air pollution guidelines, a report Tuesday found.
Inter Press Service10 天
Changing Distribution of World Population
As the world’s population increased five-fold since the start of the 20th century, the changes in the geographic distribution of the billions of people across the planet have been ongoing and signific ...
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The mysterious statisticians shaping how we think about fertility
Welcome to the world of population projections. Estimates from highly respected demographers suggest that the United States of the future might be less populous than that of the past. Those ...
Majority of the world’s population breathing dirty air says report
Most of the world has dirty air with just 17% of cities globally meeting World Health Organisation air pollution guidelines, ...