Study claims 100 percent renewable energy possible by 2030
January 20, 2011 | Source: PhysOrg.com
New research published in the journal Energy Policy says that enough renewable energy is available and could be harnessed to meet demand indefinitely by 2030 by building about four million 5 MW wind turbines, 1.7 billion 3 kW roof-mounted solar photovoltaic systems, and around 90,000 300 MW solar power plants.