Cleantech, short for "clean technology," is a term used to describe products or services that improve operational performance, productivity, or efficiency while reducing costs, energy consumption and carbon emissions. It is also referred to as "green tech." The term refers specifically to consumer, regulatory and industry interest in clean forms of energy generation as it relates to climate change, environmental impact and venture capital interest in related startup companies.
What does a 32-megawatt solar project really look like? Check out these aerial photos of the Long Island Solar Farm, which started delivering power to New York households this month.
11 | November 21, 2011 1:04pm |
PARIS -- Eco-technology expo comes to Paris to showcase and discuss latest in environmental practices in France and beyond.
November 20, 2011 11:43pm |
At the Greentech Media Solar Insight conference, executives from the clean-tech industry describe the state of the photovoltaic market in the United States and the outlook going forward.
November 17, 2011 2:30pm
The latest projections are in -- and it's looking good. Find out the countries that will lead the world in annual spending on renewable energy projects and which technologies they're likely to...
November 16, 2011 3:26pm |
Meet 10 cleantech later stage companies recently awarded for strides made within their industries and for their work in creating green jobs.
November 16, 2011 8:49am |
Energy futurist Chris Nelder suggests community "solar gardens" as a way for towns to transition to renewables in the absence of federal incentives, and shares a dream he had about how one...
10 | November 16, 2011 5:25am |
Semiconductor companies raced to dig up more silicon in the wake of cleantech subsidies. Then the global recession hit. Now, solar cell firms are reeling from evaporating margins.
3 | November 11, 2011 7:43am |
The oil state is moving towards alternative fuel options.
3 | November 8, 2011 4:52am |
Smart green design comes down to the choices made before a product goes to prototype, says Autodesk CEO Carl Bass.
1 | November 7, 2011 4:34am |
Quid used its algorithms to map the landscape of the clean tech industry over the past decade. The visualization shows how recycling is related to biofuels, where energy generation is linked to...
November 3, 2011 2:06pm |
Using salt and water, Aquion Energy is making low cost, sodium ion battery. I spoke to Aquion's co-founder Jay Whitacre, while I was at the Compass Summit in Los Angeles.
2 | October 31, 2011 12:14pm |
V Squared Wind is trying to tap into the potential of wind power. By passively accelerating the wind, they hope to increase its available power while lowering its cost.
4 | October 26, 2011 8:36am |
First Solar chief executive Rob Gillette will leave the company, putting the cleantech firm in a tailspin.
October 25, 2011 11:36am |
With $1 in every $8 focused on 'socially responsible' investing, more start-ups should include sustainability values in their operational structure.
October 24, 2011 5:40am |
BrightSource Energy is at it again. This time the solar company plans to build three separate plants that will have capacity to produce 750 megawatts of power, enough to generate electricity for...
1 | October 14, 2011 1:39pm |
Silicon Valley VC Khosla Ventures has raised a new $1.05 fund -- and half of it will go towards cleantech.
October 13, 2011 5:19pm |
Energy is the lifeblood of the U.S. military and its biggest national security risk. So it's pouring money into alternative sources. By 2030, annual spending is expected to reach $10 billion,...
2 | October 13, 2011 3:09pm |
Although the economic climate is rough, more banks, funds and institutions are putting the triple bottom line -- people, planet and profits -- at the center of their business model.
October 10, 2011 4:00am |
DOE loan chief Jonathan Silver has resigned. The departure would be apropos -- the program did officially end Sept. 30 -- if it weren't for the controversy still swirling around the bankruptcy of...
7 | October 6, 2011 4:44pm |
Cleantech venture capital investing is on the rise and a slow recovery appears to be underway. That is, except for the youngest startup companies.
October 6, 2011 10:57am |