To help us understand what happened during the Ice Age, Peter Ward takes us on a tour of other mass extinctions through earth's history. He presents a compellin
This book straddles the fertile middle ground between science and religion at a time when the conversation is dominated by extremists on both sides. Taking seri
What is the past? It is a time as well as a place. Acclaimed author Peter D. Ward describes the tools that contemporary scientists use to uncover facts about th
Professor Bob Williams examines the essential elements that give ecosystems their durability. These key characteristics are: self-regulating cycles of key mater