The summer time of 2023 is the most well liked in two thousand years

by times news cr

2024-05-17 19:16:03

New analysis has concluded that the acute warmth in the summertime of 2023 within the Northern Hemisphere, which precipitated forest fires within the Mediterranean area, the collapse of roads in Texas in the USA, and the pressure of energy grids in China, made final 12 months’s summer time not solely the most well liked since information started. , however the hottest in about 2000 years.

This stark discovery got here in one in every of two new research printed on Tuesday, in mild of the persevering with rise in world temperatures and the emission of greenhouse gases.

Scientists had been fast to announce that the interval from June to August of final 12 months was the most well liked interval since temperatures started to be recorded within the Forties.

A brand new research printed within the scientific journal Nature signifies that the temperature of 2023 “exceeded temperatures over a for much longer time frame,” a discovery that was confirmed by taking a look at meteorological information courting again to the mid-nineteenth century, and temperature information in accordance with… To investigate tree rings from 9 places within the northern hemisphere.

“While you take a look at the lengthy historical past, you may see how tragic fashionable world warming is,” mentioned Jan Esper, research co-author and local weather scientist at Johannes Gutenberg College in Germany.

The research said that summer time temperatures final 12 months in lands positioned between 30 and 90 levels north latitude had been 2.07 levels Celsius (3.73 levels Fahrenheit) larger than pre-industrial averages.

In accordance with tree-ring information, the summer time months of 2023 had been 2.2 levels Celsius (4 Fahrenheit) hotter on common above the estimated common temperature throughout years from Gregorian calendar 12 months 1 to 1890.

The outcome was not solely shocking: by January, scientists on the European Union’s Copernicus Local weather Change Service mentioned that 2023 was “very possible” to be the most well liked in about 100,000 years.

However researcher Esper mentioned that proving such a protracted document is “unlikely.”

He and two different European scientists argued in a paper final 12 months that year-to-year comparisons couldn’t be made on such a broad time scale with present scientific strategies, together with accumulating temperature information, from sources comparable to marine sediments or peat bogs.

“We should not have such information, it’s an exaggeration,” Esper mentioned, including that the acute warmth in the summertime of final 12 months was exacerbated by the El Niño local weather phenomenon that often coincides with hotter world temperatures, which led to “longer and extra intense warmth waves, and lengthy durations of warmth.” Drought”.


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2024-05-17 19:16:03

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