Experts warn asteroid threat is real and seek extended search
Clark R. Chapman told a House subcommittee that a mile-wide asteroid could strike Earth with little warning if not cataloged. He warned of a dust-blocked sun, failed crops, famine, and civilization threat, urging a decade-long sky search and rocket deflection to gain warning and protection.
MENTIONED IN THIS ARTICLE
Ashington
Earth
Clark R.chapman
Southwest Research Institute
House Science Committee
Space and Aeronautics Subcommittee
Chapman
Washington, D.C
Washington
Tunguska
Siberia
New York City
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