Well, ants not termites, but...I'm sure you'll be enthralled!

http://phys.org/news/2015-06-saharan-silver-ants-electromagnetic-extremely.html?utm_source=nwletter&utm_medium=email&utm_campaign=weekly-nwletter

Wowser, adaptive heating/cooling depending on mechanical methods, that's CHEAP if you can get the gradients right...