When it comes to clothing, coffee and chocolate, there are dozens of labels and certifications that prove products have been sourced and manufactured in a socially and environmentally ethical way. But when it comes to smartphones, computers and other devices, it's a different story. Want to support the future of sustainable electronics? We've put together some tips.

Designers from London have developed a realistic alternative to Kerosene lamps by harnessing the power of gravity."GravityLight is a revolutionary new approach to storing energy and creating illumination. It takes only 3 seconds to lift the weight which powers GravityLight, creating 30 minutes of light on its descent. For free."

UN-climate talks in Bonn ahead: WWF and Allianz are calling on the internet-community worldwide to test climate business strategies online