GALWAY, IRELAND--July 13, 2012 --Written by Martin Lynch, European News Editor for Industrial Info (Galway, Ireland) The renewable energy juggernaut looks set to keep gathering speed in the medium term with a growth projection of more than 40%, despite the global economic crisis. The International Energy Agency (IEA) announced that global power generation from hydropower, solar, wind and other renewable sources is projected to increase to 6,400 terawatt hours (TWh) by 2017, up by 1,840 TWh since 2011.