from the less-facebook-guilt dept.
miller60 writes "A small but growing number of data centers are generating renewable energy at their facility, despite challenges with cost and scalability. In a special report, Data Center Knowledge looks at data centers implementing on-site solar power, wind energy, geothermal cooling and recycling waste heat from their hot aisles. Even as some projects choose to go green, other data center operators insist that improved power efficiency offers a far better return and carbon impact than pursuing on-site renewables."
Today's scientific question is: What in the world is electricity?
And where does it go after it leaves the toaster?
-- Dave Barry, "What is Electricity?"