The earth around Lake Naivasha, a shallow freshwater basin in south-central Kenya, does not seem to want to lie still. Ash from nearby Mount Longonot, which erupted as recently as the 1860s, remains in the ground. Obsidian caves and jagged stone towers preside over the steam that spurts out of fissures in the soil and…
Hydrogen is sometimes held up as a master key for the energy transition. It can be made using several low-emissions methods and could play a role in cleaning up industries ranging from agriculture and chemicals to aviation and long-distance shipping. This moment is a complicated one for the green fuel, though, as a new report…