Pellet stoves
John Robb says We put in a pellet stove earlier this year. It’s working great. It’s heating a 5,000 sf home for $7 a day to 70 degrees. Sorry about the carbon, but the cost reduction and the ability to…
Politics in the Zeros
"A republic, if you can keep it." Vegas, taxes.
Politics in the Zeros
"A republic, if you can keep it." Vegas, taxes.
Category Energy
Wave power
The Pelamis Wave Energy Converter is designed to be moored at sea, 5-10 km from shore in 50-60m of water. It produces electricity from the motion of ocean waves. The drawing from Ocean Power Delivery shows their proposed wave farm.…
BigBelly. Self-compacting solar powered trash receptacles
Boston is using BigBelly trash receptacles because they hold more, smell less, and save cities money because they need emptying far less. That’s because they’re self-compacting and solar powered.
Tidal power plants
Soon, there may be 200 tidal power turbines in Kaipara Harbor, New Zealand that will generate 200MW. There has been an operational tidal power plant off the Devon coast in England since 2003. These tidal power turbines operate virtually the…
Mini-waterwheel generates electricity for a house
An innovative new design now allows a mini-waterwheel to operate in a small stream and provide enough electricity to power a house. Up until now, such micro-power from shallow water wasn’t possible. Now it is. Wow. A conventional waterwheel allows…