Green issues are catching up with the business of IT faster than we think. Power considerations, carbon footprints and the future direction of technology, in a world where unlimited energy won`t be a given, means a new way of thinking about servers, data centres and popular but power-hungry devices.

In the first of a series of by-invitation-only roundtable discussions, Brainstorm  and sponsoring host Sun Microsystems invited a selection of the industry`s CIOs to debate the topic.