Living on Earth: In Germany renewable energy is so popular that on a sunny day power generators produced more energy than the grid could handle. And instead of being paid for power, they had to pay to feed in their electricity. Harvard Professor Michael McElroy tells host Steve Curwood that similar problems are happening here in the US.
CURWOOD: From the Jennifer and Ted Stanley Studios in Boston this is Living on Earth. I'm Steve Curwood. One major key to cutting emissions of the global warming gas CO2 is the...