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All 50 states and 237 U.S. cities have warmed since 1970. Although global carbon pollution has never been higher, U.S. investment in the clean energy transition is also at record levels.
Experts observed a lot of changes at in Arizona weather the preserve over the decades, especially when it comes to high summer temperatures.
NOAA’s 2022 Arizona Climate Summary says the state got hotter and rainfall remained highly variable from 2017-20. This might not sound like news, but experts say we need to take a closer look at the changes – especially increased nighttime temperatures in metro Phoenix.