1916 Frost Maps

frost-1916

In 1916 frost maps that show the average dates of the last spring and first fall killing frostSlate’s Rebecca Onion sees the history of climate change, given the growth in the length of the growing season since then. (Trying to find a modern-day example for comparison; frost maps don’t appear to be updated as rigorously as, say, hardiness zone maps.) [Slate Vault]

Author: Jonathan Crowe

I blog about maps at The Map Room, review books for AE: The Canadian Science Fiction Review, and edit a fanzine called Ecdysis.