Turning blades of the turbines mix up this air, cool with warmer, and thus lower the temperature of the higher up air.

FORBES: Wind Farms Cause Global Warming!

Medics are pumping down air from the surface with a 18 to 22 percent oxygen mix.

CNN: A day in the life of trapped Chile miners

"BBC 7's fresh on-air sound and its addictive mix of archive comedy, drama and books is proving a great hit with our listeners, " said head of programmes Mary Kalemkerian.

BBC: NEWS | Entertainment | BBC 7 goes 24 hours for birthday