03/19/2009 05:12 am ET | Updated May 25, 2011

Green Cell Phones, Whether Solar-Powered Or Recycled, Lead Agenda At Mobile World Congress

They are solar-powered, made from recycled plastic water bottles and capable of measuring your carbon footprint - and when the annual Mobile World Congress began in Barcelona yesterday, environmentally friendly mobile phones led the agenda.

With demand for the latest handsets set to slump by 10 per cent this year, mobile phone makers attending the conference were looking for new ways to drive their profits through the recession.

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