The people who live and work by these mining sites are plagued with lung and skin cancer as a result of harmful biproducts. Bertle and Anaconda, Montana comprise an area of 10 square miles of mines and mills. Waste piles from these sites are an average of 50 feet in height, equivalent to that of a five story building. Toxins from these wastes have seeped 150 kilometers downstream. Wood Wood was the first energy source used by people, other than food products.
Wood has a comparatively low heat content per unit of mass and collection involves a lot of labor.
Our beautiful forests are disappearing at a rapid rate. So, your world is crashing down all around you. Your resources are being depleted, your atmosphere is being polluted, and you feel trapped. You can dig a hole and put your head in it. You can plan a mass exodus to the moon.