The Institutions of Extraterrestrial Liberty 天文学史
Taxi from Another Planet - Conversations with Drivers about Life in the Universe
An Introduction to the Earth-Life System 发育生物学,古生物学
Space on Earth: Saving Our World by Seeking Others 发育生物学,古生物学
Biological Processes Associated with Impact Events 生态学
Impossible Extinction:Natural Catastrophes and the Supremacy of the Microbial World 自然辩证法
Ecosystems, Evolution, and Ultraviolet Radiation 环境工程学