No, it's not the same. Producing methane from CO2 and sun is exactly the way to go green. Because we're not adding more, but just recycling methane from CO2. Th

No, it's not the same. Producing methane from CO2 and sun is exactly the way to go green. Because we're not adding more, but just recycling methane from CO2. The issue for global warming is adding more CO2 and more methane to the atmosphere by taking it from underground, while this approach does not.