There are huge coal reserves that are sitting out there, and we've got to start thinking of them as biological energy, because if we keep treating them as chemical energy, or engineering energy, we're going to be in deep doo-doo.
Hay tremendas reservas de carbón existentes allá afuera, y tenemos que comenzar a pensar en ellas como energía biológica, porque si seguimos tratándolas como energía química, o energía ingenieril, vamos a estar en caquita bien honda.