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Hoy No Circula (literally in Spanish: "today [your car] does not circulate", known as No-drive days) is the name of an environmental program intended to improve the air quality of Mexico City. A similar coordinated program operates within the State of México , which surrounds Mexico City on three sides.
Much of the US plunged into cold air. A brutally cold blast of Siberian air has caused temperatures to plummet 20 to 30 degrees below normal from the Canadian border to the Mexican border and ...
In the city of Saltillo, temperatures reached as low as −4.5 °C (23.9 °F) early on February 16 as bitterly cold air surged south from Canada and the United States into the country of Mexico. [29] It was the coldest temperature reported in the city since a cold wave in 2014. [citation needed]
The primary component for the functioning of the cold air unit (CAU) is the Air Cycle Machine (ACM) cooling device. Some aircraft, including early Boeing 707 aircraft, used vapor-compression refrigeration like that used in home air conditioners. An ACM uses no Freon: the air itself is the refrigerant. The ACM is preferred over vapor cycle ...
Cold subsides when the vortex restabilizes and drives the arctic air back north. January’s freeze-out comes after December started cold, but finished out unusually warm across most of the country.
Life-threatening cold air will continue to surge across the central United States through midweek and build into the East into the end of this week before it begins to ease up, AccuWeather ...
Cold: −29 °C (−20.2 °F) in Los Lamentos, Chihuahua on 11 January 1962 [3] Precipitation Western Hemisphere record for 24-hour rainfall : 1633.98 mm (64.33 inches) over the time period of 12:30 UTC on 21 October 2005 to 12:30 UTC 22 October 2005 on Isla Mujeres , Quintana Roo during the passage of Hurricane Wilma . [ 4 ]
Mexico was hit by hours of rolling blackouts late Tuesday due to high temperatures and temporary drops in electrical power generation. The government’s National Center for Energy Control said ...