Planet Earth’s natural resources are limited to its 8 billion residents

Earth has existed for more than 4 billion years without present-day humans. In the past, dinosaurs and cavemen never used its plentiful natural resources. Today, with 8 billion humans on this planet, the few wealthy countries are extracting natural resources at alarming rates, and they are NOT being replenished.

• Crude oil consumption is more than 35 bill…