What is the current state of fossil fuels on Earth? Are we facing an oil crisis in the near future? In Part 2 of Energy in the 21st Century we try to answer these two questions.

Humanity has mastered fire and shaped it to become the means of our present civilization. But the burning of carbon-based fuels has enormous implications for the planet as our population grows, and as energy demands climb. We are in the throes of a paradigm shift around energy, how we