consumption, along with a willingness, at least in America, to impose a carbon tax to get compounding investments in clean power and efficiency, plus a compounding commitment to women’s education and an ethic of empowerment everywhere. Without compounding, multiplicative commitments along all these fronts that are commensurate with the magnitude of the challenge we face, we stand no chance—zero—of preserving a stable planet when there will be so many more people, armed with so many more powerful tools, propelled by a supernova.

