Pee your own power at this year's Glasto.
Iceland fans have the smallest carbon footprint of any Euro 2016 team.
Levi's and tech start-up Evrnu have produced a prototype pair of jeans made from discarded cotton T-shirts.
The GeoOrbital orbital bicycle wheel can make your bike electric in just 60 seconds.
Upcycler Max McMurdo has turned a derelict VW Beetle into 20 pieces of furniture.
The Jiffy emergency phone charger uses kinetic energy to juice up your gadgets.
Solar Impulse 2 is to resume its solar-powered round-the-world flight from Hawaii.
The magical Fontus self-filling water bottle is now available to us mere muggles.
Organic veg box service Abel & Cole has introduced a fully compostable veg bag.
The University of Edinburgh will now only buy products that do not contain conflict minerals.
Bios Incube uses smart technology to help grow trees from cremated ashes.
Fairphone is to use Fairtrade-certified gold in its latest smartphone.
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