jisc. greeningict jisc dc costs workshop cloud computing costing data center shared services janet cloud costing it services itcosts video-conferencing greenict higher education concurrent thinking videoconferencing suste-it michael rudgyard it services energy reduction energy use metrics university of hertfordshire data-centre david green university of cambridge aimes van geet nrel uca cloud brokerage wvn surfnet academic travel university of bristol university of warwick aude plymouth university plymouth city council mahendra mahey greeningict devcsi leeds metropolitan university green ict intelligent buildings
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