This is almost as green and carbon-free as possible. It’s accessible to normal people, it doesn’t require exotic hardware, labor or permitting, it provides good heat and fresh air, all with little ongoing effort once installed.
This is almost as green and carbon-free as possible. It’s accessible to normal people, it doesn’t require exotic hardware, labor or permitting, it provides good heat and fresh air, all with little ongoing effort once installed.
Step 1: live in a place with lots of sunshine in the winter.
Step 2: have room for a greenhouse.
Step 3: believe it or not, jail