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
Photojournalist Allison Shelley documented Haiti for a year after the 2010 quake. She went back this month to check on rebuilding progress.
An innovative mapping project could help indigenous people claim ancestral lands—and protect ancient forest.
With little known about sea snakes, scientists worry that massive harvests could be damaging wild populations.