Breaking Fuel From the Rock
Geologists long knew there was natural gas in the Marcellus shale formation, but thought it impossible to unlock. But producers in the last decade learned to mine this huge resource by drilling horizontally to reach a large surface area, then fracturing the rock with high-pressure water, sand, and lubricant chemicals.View Interactive »
Illustrations by Stephen Rountree
Design by Stefan Estrada
Illustration Not to Scale
The Future of Food
How do we feed nine billion people by 2050, and how do we do so sustainably?
We've made our magazine's best stories about the future of food available in a free iPad app.