Topics

Warren Buffett’s energy company, MidAmerican Energy Holdings Co., made a strong push into solar this past December.

Year-to-date through Q3 2011, U.S. clean tech investments rose by 73% to $1.1 billion, as compared to the same period last year.

California-based Gills Onions has developed a fuel-cell-based strategy to power its facility using onion waste.

Private equity firm Warburg Pincus has agreed to provide up to $355 million to investment company First Green Partners.

Google is spending $94 million and teaming up with KKR to develop four solar energy farms.

The Department of the Interior has approved solar farms in Arizona and California and is also pushing for offshore wind farms on the Atlantic coast.

Energy supplier NextEra Energy Resources’ Golden Winds LLC has raised $131 million from JPMorgan Chase.

U.S. developers added 449.2 megawatts of solar power in the third quarter. That’s up 140 percent from the 187.3 megawatts in the same quarter last year.

The final version of the 2011 New Jersey Energy Management Plan was made available in early December.

U.S. clean tech start-up companies and large energy companies alike are forming partnerships with Chinese firms.