3 ms·
The "free energe" is moving the heat from the hot rock to the atmosphere. The difference is that it's not doing that by oxidizing carbon to CO2.
by swiley 5y ago
The "free energe" is moving the heat from the hot rock to the atmosphere. The difference is that it's not doing that by oxidizing carbon to CO2.
- tsmarsh 5y agoYes. But CO2 is a problem because it prevents the heat from the sun from escaping (and there is 1kW/m2 of that). Without excess “greenhouse” gasses excess energy is free to radiate into space.