Cheong Eung Ahn Posted about 3 years ago Stewart Brand + Mark Z. Jacobson: Debate: Does the world need nuclear energy? It makes sense, allow me to demonstrate. 1. Out of the many tsunamis, and earthquakes in Japan this is the first major crisis from over a 20 year usage of nuclear power in Japan. 2. In this major tsunami, out of the many reactors a subsequent few procceded into meltdown.