Nate talks with Kathy Hannun, a civil engineer who co-founded and is the president of Dandelion Energy, a geothermal energy company that retrofits and installs geothermal systems to heat and cool homes.

0:00 Intro

:59 Kathy's background

4:55 Geothermal

9:48 Discovery & distribution

15:27 Starting Dandelion Energy

21:04 Drilling, pumps & loops

34:34 Sonic rigs

36:45 Cost

41:53 District Systems

44:57 Where to find

[email protected]

www.dandelionenergy.com

This Old House episode

https://youtu.be/IMO9jvwlHFg