Though the fact that more than 150 INDCs have been submitted represents an important achievement of the international climate negotiations, most pundits are asking whether the sum of these commitments is enough to keep global warming below the agreed limit of 2º Celsius (3.6º Fahrenheit). They are debating, for example, whether the INDCs add up to a 25% or 30% reduction by 2030, and whether we need a 25%, 30%, or 40% reduction by then to be on track.