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Kalahari weaver birds lay bigger eggs when they have female helpers to feed nestlings

Kalahari weaver birds lay bigger eggs when they have female helpers to feed nestlings: Tswalu Kalahari Reserve is a protected nature reserve at the southern edge of the Kalahari desert in South Africa’s Northern Cape province. It’s an arid area with high daytime temperatures and unpredictable rainfall. One of the species that lives in this …

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Growing African vegetables on buildings can save space and feed cities – new study

Growing African vegetables on buildings can save space and feed cities – new study: The Eco Green Wall is an example of a sustainable living wall system. Karen Botes As cities grow, more people need food. However, space for farming is limited in cities. Building facades can offer a solution for growing food. We asked …

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Niger is Africa’s fastest growing country – how to feed 25 million more people in 30 years

Niger is Africa’s fastest growing country – how to feed 25 million more people in 30 years: Most of Niger is infertile. Two-thirds of the country is located in the Sahara desert. Issouf Sanogo/AFP/GettyImages Niger, a landlocked country in the dry Sahel region of Africa, struggles to feed its 25 million people. It currently ranks …

Read moreNiger is Africa’s fastest growing country – how to feed 25 million more people in 30 years

The British aristocracy: how gossipy memoirs feed national fascination with privileged elites

The British aristocracy: how gossipy memoirs feed national fascination with privileged elites: They don’t dominate parliament, they don’t own Twitter and they don’t star in big Hollywood movies. Yet the British aristocracy’s capacity to intrigue and enthral seems boundless. The continuing popularity of the TV and film series Downton Abbey, Evelyn Waugh’s upper-crust novel Brideshead …

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Child nutrition programmes can feed inequality: model from South Africa shows how context shapes lives

Child nutrition programmes can feed inequality: model from South Africa shows how context shapes lives: Stanislaw Sadokhin/Shutterstock Interventions to improve nutrition, especially for children and pregnant women, can be critical for health, physical growth and cognitive development, enabling better lives and futures. Reams of policy papers will attest to the fact that if a government …

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Storing cattle feed can improve milk and meat yields: why African farmers aren’t doing it

Storing cattle feed can improve milk and meat yields: why African farmers aren’t doing it: A woman feeding Zebu cows in a village in Kenya. Brittak / Getty Images Africa’s cattle feed production is a boom-and-bust cycle. Most of the continent’s grazing lands are lush and green in the rainy season, only to wither into …

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Microalgae is nature’s ‘green gold’: our pioneering project to feed the world more sustainably

Microalgae is nature’s ‘green gold’: our pioneering project to feed the world more sustainably: Chlorella, a species of microalgae grown for the ALG-AD project in Devon. Shutterstock As a young child in the mid-1960s, my days were spent living an idyllic rural life on a dairy farm in the village of Lewdown in the heart …

Read moreMicroalgae is nature’s ‘green gold’: our pioneering project to feed the world more sustainably