This growing population density has spawned a host of environmental issues and creative solutions.

FORBES: Japan's Green Gold Mine

In its medical division, the company makes systems to gauge bone density and perform a host of patient monitoring functions.

FORBES

MalariaControl.net can handle a lot of different sorts of variable, from the changing density of parasites within a human host as an infection progresses to the sort of treatment available in different places around the continent.

ECONOMIST: Linking up computers to defeat malaria

"The Dell Precision R5500 offers the highest user density available on a XenServer certified platform for XenDesktop HDX 3D Pro, with four concurrent users per host, " said Derek Thorslund, director of product management, HDX technology at Citrix.

ENGADGET: Dell Precision R5500 lets four graphics pros work on one PC, we wish it did gaming