New global warming study calculates where and when temperatures will be off the charts

Global News

WASHINGTON – Starting in about a decade, Kingston, Jamaica, will probably be off-the-charts hot – permanently. Other places will soon follow. Singapore in 2028. Mexico City in 2031. Cairo in 2036. Phoenix and Honolulu in 2043.

And eventually the whole world in 2047.

A new study on global warming pinpoints the probable dates for when cities and ecosystems around the world will regularly experience hotter environments the likes of which they have never seen before.

And for dozens of cities, mostly in the tropics, those dates are a generation or less away.

“This paper is both innovative and sobering,” said Oregon State University professor Jane Lubchenco, former head of the National Oceanic and Atmospheric Administration, who was not involved in the study.

To arrive at their projections, the researchers used weather observations, computer models and other data to calculate the point at which every year from then on will be…

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