2023-07-15 15:59:09
The American West and much of the southern United States are experiencing an “extremely dangerous” heat wave, according to the Meteorological Service, after temperatures reached 47 degrees Celsius in some cities.
The National Weather Service (NWS) warned in a Saturday morning bulletin that “a very severe and dangerous heat wave is expected to hit the west of the country as well as some areas in the south.”
She added, “It is likely that there will be several record temperatures, and there will be air quality problems in many areas of the United States.”
And in Phoenix, the largest city in Arizona, in the southwest of the United States, the temperature is expected to reach 47 degrees Celsius in the afternoon, and part of the state will be placed in the purple alert level, that is, “extreme temperature levels that are rare and / or for a long period” and represent the highest warning level for the National Weather Service. .
In Southern California, firefighting teams have been trying to put out several violent fires since Friday, which have destroyed more than 1,214 hectares and led to the evacuation of residents.
For climatologist Daniel Swain of the University of California, Los Angeles, temperatures in Death Valley could equal or even exceed the highest air temperature reliably recorded on Earth at 54.4°C in the same place in 2020 and 2021, according to several experts.
In Canada, the number of fires continues to increase, especially in the west of the country, where hundreds of fires were recorded in a few days due to thunderstorms.
According to the US Environmental Protection Agency, heat waves occur more frequently than ever before in major cities across the United States, and their frequency has steadily increased from an average of two heat waves per year during the 1960s to six per year during the first two decades of the third millennium.
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