Defending planet earth: near-earth-object surveys and hazard mitigation strategies
Auteur :
National Research Council / Division on Engineering and Physical Sciences / Aeronautics and Space Engineering Board / Space Studies Board / Committee to Review Near-Earth-Object Surveys and Hazard Mitigation Strategies
Éditeur :
National Academies Press
ISBN :
9780309149686
Date de publication :
21 juin 2010
Dimensions :
27,9 x 21,6 cm
Langue :
Anglais
Pays d'origine :
USA
The United States spends approximately $4 million each year searching for near-Earth objects (NEOs). Defending Planet Earth: Near-Earth Object Surveys and Hazard Mitigation Strategies identifies the need for detection of objects as small as 30 to 50 meters as these can be highly destructive.