The Amish are often thought to object to the use of electricity, but actually they only have a problem with the grid due to being interconnected with the outside world. They use solar, wind, generators (fossil fuel based), and various other clever hacks....
To make no excessive claims, I have to admit I burnt a fair bit of wood during the night. In the morning however, around 9 o'clock, the solar fence (nominal power 2400 W) was giving 600 W and steaming vigorously. By 10 o'clock, it had thawed and gave 940 W. Later, other panel arrays took over and wattage decreased. The energy...