Tracing our environmental impact through time, David Howe demonstrates how humanity's exploitation of Earth's natural resources has pushed our planet to its limit and asks: What's next for our depleted planet? Everything we use started life in the earth, as a rock or a mineral vein, a layer of an ancient seabed, or perhaps the remains of a 400-million-year-old volcano. Humanity's ability to fashion nature to its own ends is by...