glacierhub
glacierhub
glacierhub

You have an infestation of rats on an island and your answer is an upside down helicopter?

The huge ice features divide up the island, and they're big enough that rats freeze to death before they make it all the way across them. The glaciers are like icy borders, in effect, sectioning off little Pipit sanctuaries.

They did think of this, and it's an interesting answer. I didn't quite have time to quote this line from GlacierHub in the article, but here you go:

Buy gas guzzlers, and help Indian bus drivers to survive their harsh work environment!