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Ghana "Marches” for Science

More than 100 people gathered on April 22 at the Afia Village in Accra, Ghana, to celebrate Earth Day and join in the global March for Science campaign with teach-ins focusing on what can be done to preserve the environment, the need for science to be at the forefront of national development and ways to encourage more women to venture into science and technology.

Fixing the Nitrogen Problem

Nitrogen fertilizers are a miracle of modern agriculture —  their application increases crop yields which help feed an expanding global population. But there is downside to the use of nitrogen fertilizers: they require intense amounts of energy to produce; nitrogen runoff is a major source of pollution; and nitrogen is an expensive, often inaccessible input for smallholder farmers around the world. 

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