Pulitzer Prize-winning author and global energy expert, Daniel Yergin offers a revelatory new account of how energy revolutions, climate battles, and geopolitics are mapping our future The world is being shaken by the collision of energy, climate change, and the clashing power of nations in a time of global crisis. The "shale revolution" in oil and gas--made possible by fracking technology, but not without controversy--has transformed the American economy, ending the "era of shortage", but introducing a turbulent new era. Almost overnight, the United States has become the world's number one energy powerhouse--and, during the coronavirus cri...