Renewable Energy Conferences.com | Renewable Energy Events, Conferences, Exhibitions, Training and Seminars: Roofs could technically generate up to 40% of EU’s electricity demand by 2020

Roofs could technically generate up to 40% of EU’s electricity demand by 2020
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REC.com on 24/06/2010 15:21:00
 
With a total ground floor area over 22,000 km2, 40% of all building roofs and
15% of all facades in EU 27 are suited for PV applications.