the story of building my geothermal greenhouse Published 11 months ago • 536K plays • Length 15:34 Download video MP4 Download video MP3 Similar videos 6:00 why i built a geothermal greenhouse 9:20 update #1 on my diy geothermal greenhouse 9:26 update #2 on my diy geothermal greenhouse 10:55 heat your greenhouse (15 ways) 8:30 geothermal greenhouse build | part 1