In 1911 Monarch, “the last of the California grizzlies,” died in San Francisco after 22 years of captivity in Golden Gate Park. Within a year, conservationists launched the first campaign to protect California’s native wildlife. California has since become the site of some of the country’s most infamous battles over the protection of endangered species […]

The idea that America and other industrialized societies faced limits to their power and future economic growth helped define the 1970s. While scientists and free-market economists criticized this perspective, these Malthusian views stimulated fierce debate about the need to adopt a steady-state lifestyle. "Limits" - to resources, energy, wealth, even life itself - became a […]