资讯

for instance providing a distorted picture of movement over time from the countryside to urban areas." Population censuses, the key input for the population datasets in use, are considered to be ...
As per the UN estimates, the current world population is around ... 53 per cent to 84 per cent over the study period between 1975 and 2010. "For the first time, our study provides evidence that ...
"For the first time, our study provides evidence that a significant proportion of the rural population may ... current estimates suggest over 40 per cent of the world's 8.2 billion people live ...
Progress in reducing global poverty has essentially halted: by 2030, nearly 7 percent of the world's population—nearly 600 million people—will still struggle ... Correcting course is both urgent and ...