Greentech Media

A research institute in New Zealand is getting nearly $2 million to explore low-temperature geothermal energy.

The wind energy producer debuted on the Lisbon exchange with fanfare, but lost its luster by the end of the day.

While the Beltsville, Md.-based company grabs a hefty mix of equity and debt, the World Bank looks to raise $5.5 billion for cleantech funds by autumn, Suntech Power takes a $98.9 million stake in solar wafer maker Shunda Holdings and lithium-ion battery and systems developer International Battery is on the hunt for $100 million by early next year.

Two months after raising its first round of $3.5 million, the company is going back to its investors to get the funds for its first project, a plan to fertilize 100 to 200 kilometers of the ocean with iron, for which it will need permits.

The water- purifying and desalination company looks to raise a second round of funding to expand the use of its technology that curbs the harsh water disposal methods used by companies that drill for oil and gas.

Marine Current Turbines installs the largest tidal turbine, while Ocean Power Technologies and Griffin Energy create a wave-power joint venture and Hydro Tasmania and Biopower Systems plan to test two prototypes. But can they all survive the salt, surf and sand?

Ernst & Young says greentech saw growth in VC investment during 1Q while overall VC investments declined. Meanwhile, cellulosic-ethanol developer Mascoma pulls in $61 million, barley-to-ethanol maker Osage Bio Energy harvests $300 million, Real Goods Solar doesn't have a real good IPO and more.

If you're like most office workers, some 20 percent of the pages you print end up in the recycling or waste bin the same day. Xerox researchers have invented an erasable paper that fades after a day so it can be reused again and again.

The Palo Alto Research Center plans to launch a venture-capital-backed company that can improve solar cells' efficiency with thinner electricity-conducting grid lines. The center also hopes to commercialize a low-energy water-filtration technology, reusable printing paper and energy-management software for data centers, all in the next year.

In the country that hosted the Kyoto Protocol and wrote the book on solar policy, the wind-power industry has ground almost to a halt. Among the culprits: policy, cost and technology challenges.

The Clean Tech Open begins as UC Berkeley's greentech contest closes and the California Clean Energy Fund announces an angel fund. Will these efforts to seed innovation be enough?

Greentech Media reveals how much was invested in green techology during the first quarter, Chinese solar manufacturer ET Solar grabs $19 million, energy-management developer gets $12 million and venture-capital firm Foundation Capital allocates $250 million of its latest fund to cleantech.

As Ireland's largest utility promises to invest $16.5 billion in renewable-energy projects and technology, smart-grid company GridPoint grabs $15 million, solar installer AES Solar raises up to $1 billion and CMEA Ventures closes its largest venture fund at $400 million.

While U.K. banking giant HSBC looks to back renewable-energy projects, lighting company Luminus Devices grabs $72 million and Dutch display-manufacturing company Liquavista sees $12.5 million.

The San Francisco mayor wants to bring ocean-energy technology to the California coast, even if a San Francisco Public Utilities Commission-sponsored study ends up suggesting it doesn't make sense.

Former Netflix Vice President Jeremy Wood gives up the online movie business in favor of clean water and safe produce.

While a slew of greentech companies pitched for funding at the Cleantech Forum in San Francisco last week, others startups in biofuels, water, carbon trading, batteries and solar caught cash.