As envisioned, mass deployment of these technologies will encounter fundamental physical limits that call into question their ability to function as replacements for their equivalents in the current energy system. By placing firm targets, nations around the world have committed to terminating their carbon dioxide emissions by 2050 to offer confidence that a better world is achievable if only society implements the right policies and employs the correct technologies. This assumption is inaccurate, based on a view that is at odds with nature.