Books on Asteroid/Comet Threat
Asteroids, A History (2000) Curtis Peebles
Comets --Creators and Destroyers (2000) David Levy
Comet and Asteroid Impact Hazards on a Populated Earth : Computer Modeling (1999) John S. Lewis
Doomsday Asteroid : Can We Survive? (1998) Donald W. Cox, James H. Chestek
The exploration of near-earth objects (1998) Committee on Planetary and Lunar Exploration, Space Studies Board, Commission on Physical Sciences, Mathematics, and Applications, National Research Council.
Dynamics of comets and asteroids and their role in earth history : proceedings of a workshop held at the Dynic Astropark 'Ten-Kyu-Kan', (1997) edited by Shin Yabushita and Jacques Henrard.
Rain of Iron and Ice (1996) John Lewis
Asteroid : earth destroyer or new frontier? (1996) Patricia Barnes-Svarney
Cosmic collisions (1996) Dana Desonie
Impact! : the threat of comets and asteroids (1996) Gerrit L. Verschuur
Hazards due to Comets and Asteroids (1994) Tom Gehrels (U of AZ Press)
Asteroids II (1989) Richard P. Binzel, Tom Gehrels, Mildred Shapley Matthews, editors (U of AZ Press)
Large Meteorite Impacts and Planetary Evolution I (1994) and II (1999) (Conference Proceedings)
Asteroids (1979) Tom Gehrels, Mildred Shapley Matthews, editors (U of AZ Press)
Books on Mass Extinctions:
Rivers
in Time : The Search for Clues to Earth's Mass Extinctions (2000)
Peter Douglas Ward
Night Comes to the Cretaceous : Comets, Craters, Controversy, and the Last Days of the Dinosaurs (1999) James Powell
The end of dinosaurs: Chicxulub crater and mass extinctions (1999) Charles Frankel
Evolutionary catastrophes : the science of mass extinction (1999) Vincent Courtillot ; translated by Joe McClinton.
T. Rex and the Crater of Doom (1998) Walter Alvarez
Mass Extinctions and Their Aftermath (1997) A. Hallam and P.B. Wignall
Moons
& planets (1999) William K.
Hartmann
A history of modern planetary physics (1996) Stephen G. Brush