![]() And a significant fraction of the estimated population of potentially deadly large asteroids - those whose orbits cross in the vicinity of Earth's path around the Sun - have yet to be found, other experts agree.īurrows said there are "rogues" - asteroids outside the plane of the solar system - that are harder to spot.īesides the Armageddon that a large impact would unleash, there are nuclear wars and pandemic viruses to worry about. There are hundreds of these large asteroids that astronomers are keeping an eye on. Scientists estimate that a kilometer-sized boulder could cause planetary-wide devastation. "Everybody tends to think of it in terms of a big dirty rock," Burrows said. There are several known threats to life on Earth, and perhaps some that no one has yet imagined. Burrows and Shapiro, a chemist at NYU, founded ARC to get the word out about planetary protection. "The more the merrier."īurrows, who teaches journalism at New York University (NYU), said that he first heard of reseeding a decimated Earth from a lunar base in Robert Shapiro's 1999 book, Planetary Dreams: The Quest to Discover Life Beyond Earth. "It's wonderful," said Bill Burrows on learning of Foing's comments. ![]() The fact that the idea sprang up in separate intellectual circles may boost interest in the plan. Interestingly, Foing had never heard of ARC, and ARC leaders did not know of Foing. ![]()
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