Title: Comet and Asteroid Impact Hazards on a Populated Earth
Description: Disk contains: HAZARDS version 5.5, designed to predict asteroid or comet impacts with the Earth.
Subjects: Comets, Computer simulation, Environmental sciences, Cosmology, Asteroids, IMPACT, COMETAS, COMPUTERIZED SIMULATION, COLLISIONS, IMPACT VELOCITY, ASTERÓIDES, Collisions with Earth, Long Now Manual for Civilization