Some local weather activists are cautiously optimistic. But Many others are really skeptical about eco-friendly hydrogen. For just a rundown of why, see this story from the Orange County Sign up’s Brooke Staggs, about students at UC Irvine protesting a SoCalGas approach to test hydrogen Mixing in pipelines on campus, http://californiasolarcontractors.wikidot.com/benefits-of-commercial-solar-installation-in-california