The future of food

John Vidal

By 2050 there will be another 2.5 billion people on the planet. How to feed them? Science's answer: a diet of algae, insects and meat grown in a lab

Extreme heat hurts wheat yields as world warms-study

David Fogarty

SINGAPORE, Jan 30 (Reuters) - Extreme heat can cause wheat crops to age faster and reduce yields, a U.S.-led study shows, underscoring the challenge of feeding a rapidly growing population as the world warms.

From 2 Satellites, the Big Picture on Ice Melt

JOANNA M. FOSTER

Melting glaciers and ice caps are perhaps the most striking illustrations of the effects of global climate change. Surprisingly, however, there is relatively little data on just how fast the ice is disappearing.

Pollution in China: Man-made and visible from space

“PM2.5” seems an odd and wonky term for the blogosphere to take up, but that is precisely what has happened in China in recent weeks. It refers to the smallest solid particles in the atmosphere—those less than 2.5 microns across.

Water monitoring system aids Kenyan herders

Geoffrey Kamadi

NAIROBI, Kenya (AlertNet) – Satellite technology is coming to the aid of pastoralists in drought-stricken Kenya, with the expansion of a water monitoring system that aims to reduce livestock loss.

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