This seems odd: Since the year 2000, so many people have fled the alleged CO2-induced devastation in Papau New Guinea that only 7 million of the original 5.2 million people remain

Population pressure a bigger problem than climate change in PNG | Pacific Beat | ABC Radio Australia

Australia's peak scientific body says Papua New Guinea's growing population is more of an immediate threat to the region's sustainability than climate change.

The last census in 2011 found that PNG had just had seven-million people.

That is one-point-eight-million more than in 2000.