Planet — Gaia Discovery

Jeremy Torr

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Back to the Barges: London’s River Relived

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In previous times the River Thames was the main cargo artery of an empire. But today waterborne deliveries have shrunk to almost nothing. But with green constraints becoming ever more important, the eco-friendly barges are back – delivering goods to riverside Londoners. By Jeremy Torr.

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Sustainable Farming: Is Local the Answer?

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Most developed countries import a massive amount of food – especially animal feed. Under any circumstances, this is unsustainable. But a new report from a French research body asserts that if we take just a few simple steps, most developed regions could easily locally sustain their populations’ projected future food requirements – and in an organic way too.

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Sweat Power

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Wearable devices are all the rage. But the fly in the technological ointment is battery life. Limited by size, rechargeables run out too fast, button batteries are not sustainable and newer tech brings heat and potential burn dangers. But scientists are working on another wearable power source – sweat.

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Seaweed: The Answer to Cow Gas

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Cows are bad for the environment. They constantly parp and belch out greenhouse gases as they munch on grass, and contributed the equivalent of a staggering 6,000 million tonnes of CO2 to the atmosphere. But scientists in the US have discovered that a seaweed diet can help reduce bovine flatulence by a significant degree.

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Keeping Clean: Washing Without Wasting

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Multiple billions of litres of water go down the drain every year thanks to people who use laundromat and communal washing facilities. Two smart students from the UK decided to flush this problem down the drain with a new device that washes clothes as you shower.

 

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