Improving environmental journalism requires coming to grips with some fundamentals. Power density determines environmental impact. As such, coal is good when it replaces wood and bad when it replaces natural gas or nuclear. Natural gas is good when it replaces coal and bad when it replaces uranium. Only nuclear energy can power our high-energy human civilization while reducing humankind’s environmental footprint. Power-dense farming, including of fish, creates the prospect of shrinking humankind’s largest environmental impact. We
