30.01.2009 - Clean energy needs USD 515 bln a year
From Guardian: Clean energy investment needs to more than triple to $515 billion a year to stop planet-warming emissions reaching levels deemed unsustainable by scientists, the World Economic Forum said in a report on Thursday. The hefty investments required in renewable energy sectors such as solar and wind energy need to be made between now and 2030, the report, which was co-written by research group New Energy Finance, said. "Clean energy opportunities have the potential to generate significant economic returns," the World Economic Forum said in a statement accompanying the report..... Full Article: Source