Before revision: 1969 Paper In the paper Eastlund and Gough defined Population (food), Entropy (resources, energy, pollution), and War (human needs and behavior) as three traps that could hamper the advancement of mankind.
After revision: 1969 Paper In the paper The Fusion Torch – Closing the Cycle from Use to Reuse, Bernard J. Eastlund and William C. Gough defined Population (food), Entropy (resources, energy, pollution), and War (human needs and behavior) as three traps that could hamper the advancement of mankind.