National Geographic

VOICES Voices Icon Ideas and Insight From Explorers

Menu

Tag archives for fertilizer

Geography in the News: The Great Lakes’ Mounting Problems

By Neal Lineback and Mandy Lineback Gritzner, Geography in the NewsTM The Great Lakes’ Mounting Problems Recent news about an algae bloom on Lake Erie leading to Toledo, Ohio’s municipal water plants closing is just one of the many problems affecting the Great Lakes. Toledo’s 400,000 people were forced to purchase bottled water for two…

The Quest For Sustainable Corn In Iowa

Ames, Iowa  – They don’t call it “The Corn State” for nothing. Within minutes of driving outside Des Moines, the landscape opens up. No hills. No buildings. Just farms. Sprawling farms, much of them planted with corn. And those tiny green shoots emerging last month from the dark rich soil represent a vast bounty. In…

Human Pee Added to Compost Boosts Crops

People have been using manure as fertilizer for millennia. But scientists now believe they can turn human urine into liquid gold—as composting material.