A surge in larger deals, marked by average late-stage deal size rising from $4.5 million to $12 million in 2011, is helping commercialization of key water technologies, says Lux Research.

A new paper by Brookings analyzes U.S. clean tech subsidies and proposes a tax or a cap-and-trade regime that would put an appropriate price on carbon and other greenhouse gases.

The Roda Group, the largest investor in Solazyme, has made new investments in mOasis and Inventys Thermal Technologies.

CEO David Crane says three innovative technologies are on the cusp of transforming clean energy.

For six years, energy storage company Xtreme Power and wind energy company First Wind have partnered to overcome challenges associated with the power grid.

Opportunities for solar power abound in India, along with possibilities for collaboration between India and the U.S.

Advanced biofuels manufacturers are entering a critical phase as a new generation of production facilities are about to come on line.

VC deal flow and corporate investment focused on water innovation in extractive industries has accelerated, with most activity taking place in North America and the number of deals expected to rise, according to a report by London Environmental Investors Forum.

Apple plans to use renewable energy to power its main U.S. data center by the end of this year.

The U.S. Commerce Department has imposed antidumping tariffs of over 31% on Chinese solar panels.