The USDA's gardening zones shifted, this map shows you what's changed

Re:The USDA's gardening zones shifted, this map shows you wh... by nozzlegear on Monday May 13, 2024 @12:45PM (#40345276)

I was surprised to learn that the average in my town had only gone up 1 degree since the last update. I expected a bigger jump like yours, purely based on vibes.

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Re:The USDA's gardening zones shifted, this map shows you wh... by abdullahkhalids on Monday May 13, 2024 @03:11PM (#40347089)

Many of the impacts of climate change have to do with increased variance rather than with shifted average.

For example, every +0C day in the winter leads to snow melt. The total amount of snow collected per winter depends highly on the number of +0C days in the winter. Your average temperature might only go from -11C to -10C, but if there are 20 additional +0C days, you might end up with a lot less snow cover.

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Re:The USDA's gardening zones shifted, this map shows you wh... by billyjmc on Monday May 13, 2024 @08:38PM (#40350306)

And a reduction in snow cover means a drop in albedo, which raises the average temperate…

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