NATIONAL GEOGRAPHIC Overuse of fertilizer has led to phosphorus shortages and water pollution. But farms might not need so much to grow healthy crops. Read the full story at NationalGeographic.com. *This story was supported by a science journalism fellowship from the European Geosciences Union.
Nitrogen presents a paradox–we need it to live, and yet too much of it creates problem. Nitrogen pollution, mainly from agriculture, fouls waterways and degrades air quality. That’s why researchers have created a tool to help consumers understand the impact of their dietary choices on their nitrogen footprint. Learn more in my story for NPR’s … More Sizing up our nitrogen footprint
Feeding the world usually comes with a hefty environmental price tag and a big climate impact. But now, researchers have identified a few basic agricultural practices that could transform wheat from a source of greenhouse gases into a sink, and improve grain yields. That means growing more food may actually help fight climate change. Learn … More Good news about growing wheat