Can we feed everyone?

CrowdScience listener Griffith in Ghana, isn’t JUST a CrowdScience listener. He’s also a listener to our sister show on the World Service, Unexpected Elements. But he’s noticed something funny. In the weekly Unexpected Elements multiple-choice quiz, the answer is almost NEVER ‘a’ ...  Show more

CrowdScience listener Namrata and presenter Chhavi Sachdev have something in common. They both get more tanned in the summer in the United States than back home in India. Namrata wants to know why she came back from her run in Boston with such a deep tan and doesn’t have the same ...  Show more

At least 30,000 of the 350,000 known plant species on our planet are edible, according to the United Nations' Food and Agriculture Organization, but only 170 species of plant are cultivated for food on a large scale. As climate change affects plant yields and disease threatens so ...  Show more

How farmers and scientists in eastern India are using ancient rice seeds to fight flooding, increasing soil salinity and drought. The BBC’s William Kremer tells Graihagh Jackson about his visit to the Sundarbans in West Bengal, where cyclones and rising sea levels have devastated ...  Show more

Switzerland has submitted a proposal to create a United Nations expert group on solar geoengineering to inform governments and stakeholders. The idea was discussed at the UN Environment Assembly in Nairobi, Kenya, this week. Professor Aarti Gupta shares how, after tense negotiati ...  Show more

Food is also what connects farming to human health and our natural environment. In this episode of The Science Behind Your Salad, we ask you to close your eyes and listen: the steady hum of bees, the deep boom of a rare bittern, and the people creating the future of the food on y ...  Show more