percent of the entire population. This makes the questions that this book asks all the more salient: what

mechanization were devastating for large swaths of the population. Middle-income jobs withered, wages stagnated

preferred definitions Inflation-adjusted data -- SM target population -- Timeframe for data collection

, threatening life and humanity itself: escalating extreme weather events, shifting global population and power

Population 2.2 Nonrenewable Resource Availability 2.3 Renewable Resources 2.4 Pollution and Wastes 3. Climate