Mobile phone chargers could soon be a thing of the past thanks to the latest invention – a mobile phone powered by Cola-Cola.

Daizi Zheng, a student at Central Saint Martins, came up with the concept whilst studying for her final year project.

The prototype is said to run for up to four times longer than a traditional lithium battery and has the potential to be fully biodegradable.

The battery works by using enzymes to catalyse sugar in the drink. This in turn releases electricity which powers the mobile phone. As the battery dies, just water and oxygen remain.  Read more... (104 words, estimated 25 secs reading time)

Sony Ericsson has launched two new green mobiles, one made from old CD cases and one made from old water bottles. The GreenHeart C901 and the Naite both have all the standard features associated with today’s mobile phones including a camera, video streaming, Bluetooth and WAP. Both mobile phones also boost their green credentials by coming equipped with a low-power mobile phone charger and an e-manual to reduce paper wastage.

Sony Ericsson claim that the new phones reduce the carbon footprint of mobile phones by around 15%. Both phones also come with an application that allows owners to calculate the greenhouse gas emissions they will save by walking instead of taking the car.  Read more... (183 words, estimated 44 secs reading time)