Higher oil prices will eventually feed through into higher consumer-price inflation.

ECONOMIST: Other reasons to worry

They're guaranteed a price - a feed-in tariff - for their electricity when they sell it into the grid for 20 years.

BBC: Who pays for the greening of Germany?

Mr. TRENT ISH (Evans Feed Store): Like right now the price of cattle - cattle are high, a lot higher than what they have been in the past.

NPR: Economic Check-Up in Broken Bow

The bill also includes a minimum price for carbon emissions and the setting of feed-in tariffs for individual consumers who are able to generate their own renewable energy supplies.

BBC: Green economy debate

As feed-in tariffs expand to countries around the world, allowing early adopters a premium price for the green electricity they generate and sell back to the grid, the collection technologies will become ever more efficient and cheaper.

FORBES: Jeremy Rifkin's Third Industrial Revolution

Population science is once more centre-stage, pushed by climate change, which raises worries about the impact so many billions have on the environment of the earth, and food-price spikes, which imply doubts about whether it will be possible to feed them all.

ECONOMIST: The digressions of people power

Despite healthy volume, average selling price continued to decline as the Euro weakened and Germany transitioned to a new, lower feed-in-tariff regime.

FORBES: Canadian Solar Slides On Q2 Miss, Disappointing Guidance