Information: What We Are Doing to Our World. Overfishing ; Removing forests ; Disrupting the ocean-atmosphere engine ; The perilous future for coral reefs.
Understanding: Why We Don't Comprehend the Scale of Our Problem. The problem of shifting baselines ; Our unrealistic belief in the balance of nature.
Moving Forward: Why it Matters and What we Need to Do. What loss of ecological complexity means for the world ; Reducing our use of fossil fuels ; Slowing growth of the human population ; Our alternative futures.