To feed the world, first light its chicken coops

Sometimes a tiny innovation can crack the world's toughest problems. Take, for example, a small solar-powered LED light placed in a chicken coop in a developing country.

Pressure building on global water supply

If current trends continue, domestic and industrial water demand would more than double by the year 2050, and continue to increase after that, according to a new study published in the journal Geoscientific Model Development. ...

Waving goodbye to slash-and-burn

The first time I flew into Punta Gorda, a town on the edge of the Maya Golden Landscape in southern Belize, I was struck with how intact the forest remained compared to adjacent Guatemala and Honduras. Where Belizean forests ...

Fish farm waste can be used to produce biogas, study shows

Digesting fish waste can allow circular fish and vegetable farms (aquaponics) to produce biogas that can be fed back into the energy system of these farms. This also generates excellent nutrition for plants, according to ...

Can we feed billions without wrecking the planet?

We are now producing more food more efficiently than ever, and there is plenty to go around for a human population of 7 billion. But it is coming at a drastic cost in environmental degradation, and the bounty is not reaching ...

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