Clean hydrogen could replace fossil fuels for almost everything. But should it?
Grist reports: As countries around the world firm up their commitments to cut carbon emissions, many are turning to an emerging solution with an uncertain future: hydrogen gas. This lesser-known fuel has been called the “Swiss Army knife” of climate solutions. It has the potential to replace fossil fuels in industrial processes, transportation, buildings, and power plants, and does not emit any greenhouse gases when it’s burned. But this idea of an emissions-free hydrogen-fueled world is a long way off….