Energy Star for servers won't be a simple matter, because users will have to take account of the load on their servers and the amount of work they want to do, says Dell's David Lear

Desktop management are a quicker green hit than server consolidation, says Andy Lawrence. Oh yes, and IT managers should rule the world too (or at least manage their buildings)

Security standards let management push back against over-enthusiastic IT security fans, says governance expert Alan Calder

Businesses are pushing ahead with efficiency projects, but they must not forget  Green IT jobs like carbon management, before regulations force them, says Gartner's Simon Mingay.

The virtualisation giant is pretty pleased with its new "cloud OS", vSphere. Is it really that different from the competition. VMware's Reza Malekzadeh thinks so - and explained why.

It's no good trying to guess your way to a low-energy data centre, says Avocent's CTO Ben Grimes. You have to instrument your systems and get measurements

From Energy Efficient Ethernet to a company's own supply network, there's a lot that networks can do to reduce a company's environmental footprint, says 3Com's Matt Walmsley

The direct model did away with the old way of buying PCs. Now it's time to apply cloud economics to the data centre and slash the management costs, says Dell's Raj Kushwaha

The time is right for cloud computing - and prices are holding up despite the recession, according to Rackspace's chief strategy officer Lew Moorman