A data center is being used to test a new interesting concept in Pennsylvania – the center has been built into the Iron Mountain, deep underground. The mountain holds an old limestone mine, which houses the data center currently. Researchers’ goal is to determine whether this is a suitable location for a data center or not, considering the cooling options provided by the limestone.

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In Woodstock, Illinois, Other World Computing’s laboratory has managed to get 100% of its needed power through wind turbines placed on-site. The turbines used are 39 meters in diameter, with a capacity of 500 kilowatts. The estimated output is around 1,250,000 kilowatt hours (kWh) annually. OWC are running other operations as well, but this one uses about twice as much as any of the previous ones.

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A city-run power firm in Helsinki, Finland, have come up with an idea that may turn out to be the most environmentally-friendly data center in the world. The data center, situated right underneath the Uspenski Cathedral, will use hundreds of computers for its needs, which will in turn generate great amounts of heat. The idea is for that heat to be utilized and channeled into the city’s main heating system.

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