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A gasification system is set to convert more than 90 percent of the Denver Zoo's waste into energy that can, among other things, fuel a rickshaw.
The $25 million pilot plant, expected to be completed in a year, will use wood chips, corn stover and switchgrass to make natural gas.
Timed with Obama's visit, GE announces deals in China around high-speed rail, hybrid locomotives, and coal gasification plants with underground carbon storage.
The trash-hauling giant creates a joint venture called S4 Energy Solutions to build plasma gasification systems that convert separated industrial wastes into electricity and liquid fuels.
Ze-gen, which has a gasification process that can transform construction debris into electricity, raises $20 million in a funding round led by a conglomerate based in Oman.
Company lands $166 million, more than anticipated, to help complete a 20 million gallon-per-year plant next year that uses a gasification process.
Additional $2.5 million debt financing from Pinnacle Ventures will finance construction of full-scale gasification plant.
The company plans to open a test facility later this month which will use gasification to convert waste to electricity.