Rice farmers in India.   PHOTO: KEVIN KRAJICK

Swapping crops

Growing crops other than rice could save water and improve nutrition

Researchers say the best choice for some developing countries may be to rethink the types of crops they’re growing. A paper by researchers at Columbia University, published recently in the journal Science Advances, examined the situation in India and found plenty of challenges based on its widespread cultivation of rice. It’s a water-hungry plant that’s