Contents
Collaborating Authors
Preface
Part
1. Small Bodies
Early Impacts: Earth Emergent from its Cosmic Environment - E. H. Levy
Impact Delivery of Volatiles and Organic Molecules to Earth - C. F. Chyba, T. C. Owen and W.-H. Ip
The Impact Hazard - D. Morrison, C. R. Chapman and P. Slovic
Near-Earth Object Interception Workshop - G. H. Canavan, J. C. Solem and J. D. G. Rather
Part II. Searches, Orbit Determination, and Prediction
Near-Earth Objects: Present Search Programs - A. Carusi, T. Gehrels, E. F. Helin, B. G. Marsden, K. S. Russell, C. S. Shoemaker, E. M. Shoemaker and D. I. Steel
Earth-Crossing Asteroids and Comets: Groundbased Search Strategies - E. Bowell and K. Muinonen
Detection of Meteoroid Impacts by Optical Sensors in Earth Orbit - E. Tagliaferri, R. Spalding, C. Jacobs, S. P. Worden and A. Erlich
Warning Times and Impact Probabilities for Long-Period Comets - B. G. Marsden and D. I. Steel
Predicting Close Approaches of Asteroids and Comets to Earth - D. K. Yeomans and P. W. Chodas
The Role of Groundbased Radar in Near-Earth Object Hazard Identification and Mitigation - S. J. Ostro
Part III. NEO Populations and Impact Flux
The Population of Earth-Crossing Asteroids - D. L. Rabinowitz, E. Bowell, E. M. Shoemaker and K. Muinonen
The Flux of Periodic Comets Near Earth - E. M. Shoemaker, P. R. Weissman and C. S. Shoemaker
Collisional Lifetimes and Impact Statistics of Near-Earth Asteroids - W. R. Bottke, Jr., M. C. Nolan, R. Greenberg and R. A. Kolvoord
Crater Size Distributions and Impact Probabilities on Earth from Lunar, Terrestrial-Planet, and Asteroid Cratering Data - G. Neukum and B. A. Ivanov
The Record of Past Impacts on Earth - R. A. F. Grieve and E. M. Shoemaker
Are Impacts Correlated in Time? - D. I. Steel, D. J. Asher, W. M. Napier and S. V. M. Clube
Hazards Due to Giant Comets: Climate and Short-Term Catastrophism - M. E. Bailey, S. V. M. Clube, G. Hahn, W. M. Napier and G. B. Valsecchi
Part IV. Physical Properties
Physical Properties of Near-Earth Asteroids: Implications for the Hazard Issue - C. R. Chapman, A. W. Harris and R. Binzel
Classifying and Modeling NEO Material Properties and Interactions - J. L. Remo
Properties of Cometary Nuclei - J. Rahe, V. Vanysek and P. R. Weissman
A Current Working Model of a Comet Nucleus and Implications for NEO Interactions - J. M. Greenberg and J. L. Remo
Part V. Space Exploration
Missions to Near-Earth Objects - A. F. Cheng, J. Veverka, C. Pilcher and R. W. Farquhar
DoD Technologies and Missions of Revelance to Asteroid and Comet Exploration - S. Nozette, L. Pleasance, D. Barnhart and D. Dunham
Human Exploration of Near-Earth Asteroids - T. D. Jones, D. B. Eppler, D. R. Davis, A. L. Friedlander, J. McAdams and S. Krikalev
Part VI. Effects of NEO Impact
Computer Simulation of Hypervelocity Impact and Asteroid Explosion - A. V. Bushman, A. M. Vickery, V. E. Fortov, B. P. Krukov, I. V. Lomonosov, S. A. Medin, A. L. Ni, A. V. Shutov and O. Yu. Vorobiev
Consequences of Impacts of Cosmic Bodies on the Surface of the Earth - V. V. Adushkin and I. V. Nemchinov
Tsunami Generated by Small Asteroid Impacts - J. G. Hills, I. V. Nemchinov, S. P. Popov and A. V. Teterev
Environmental Perturbations Caused by Impacts - O. B. Toon, K. Zahnle, R. P. Turco and C. Covey
Extraterrestrial Impacts and Mass Extinctions of Life - M. R. Rampino and B. M. Haggerty
Extinctions at the Cretaceous-Tertiary Boundary: The Link to the Chicxulub Impact - J. Smit
Faunal Change Following the Cretaceous-Tertiary Impact: Using Paleontological Data to Assess the Hazards of Impacts - P. M. Sheehan and D. A. Russell
Part VII. Hazard Mitigation
Deflection and Fragmentation of Near-Earth Asteroids - T. J. Ahrens and A. W. Harris
Defending the Earth Against Impacts from Large Comets and Asteroids - V. A. Simonenko, V. N. Nogin, D. V. Petrov, O. N. Shubin and J. C. Solem
The Coupling of Energy to Asteroids and Comets - B. P. Shafer, M. D. Garcia, R. J. Scammon, C. M. Snell, R. F. Stellingwerf, J. L. Remo, R. A. Managan and C. E. Rosenkilde
Terminal Intercept for Less than One Orbital Period Warning - J. C. Solem and C. M. Snell
Vehicle Systems for Missions to Protect the Earth Against NEO Impacts - J. G. Gurley, W. J. Dixon and H. F. Messinger
Space Launch Vehicles - P. L. Rustan
The Role of Nuclear Thermal Propulsion in Mitigating Earth-Threatening Asteroids - A. J. Willoughby, M. L. McGuire, S. K. Borowski and S. D. Howe
Applications of Nuclear Propulsion to NEO Interceptors - P. Venetoklis, E. Gustafson, G. Maise and J. Powell
Non-Nuclear Strategies for Deflecting Comets and Asteroids - H. J. Melosh, I. V. Nemchinov and Yu. I. Zetzer
Part VIII. Considerations for Future Work
The Impact Hazard: Issues for the Future - D. Morrison and E. Teller
The Deflection Dilemma: Use Versus Misuse of Technologies for Avoiding Interplanetary Collision Hazards - A. W. Harris, G. H. Canavan, C. Sagan and S. J. Ostro
Cost and Benefit of Near-Earth Object Detection and Interception - G. H. Canavan
The Comet and Asteroid Impact Hazard in Perspective - P. R. Weissman
Evaluating Space Resources in the Context of Earth Impact Hazards: Asteroid Threat or Asteroid Opportunity - W. K. Hartmann and A. Sokolov
The Lesson of Grand Forks: Can a Defense Against Asteroids be Sustained? - R. L. Park, L. B. Garver and T. Dawson
Appendix: Earth-Crossing Asteroids - B. G. Marsden and G. V. Williams
Glossary
Acknowledgments
Index
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