Renewable energy

Electricity produced by renewable sources has more than doubled since 2008.

First Solar shares are suffering after the Chinese government put a halt to its solar programs.

China's new policies will make business more difficult for solar-power equipment suppliers, but others could benefit from the likely reduction in input prices.

GE has restated its financials for the past two years, faces a massive $31 billion pension deficit, has liquidity concerns rising from the long-term health obligations of its largely divested GE Capital unit and will likely revise earnings guidance down for the year. Investors probably can't handle much more.

Nickel prices have rallied to a three-year high this week.

Aluminum reaches levels not seen since 2011, while crude oil continues to push higher.

For Women's History Month, Alpha Rising is showcasing the women that have conquered Wall St. Today, meet Rosemary McFadden, the first woman to be president of a stock or futures exchange.

Tesla has had success with the battery system in Australia.

Fashion apparel sales are down 4% in the U.S., but outdoor apparel is driving growth in active apparel thanks to some notable trends.

And while the announcement was certainly a boon for some U.S. solar panel manufacturers not everyone agrees.