San Francisco, San Jose, Portland Lead Nation in Clean Technology

1 - San Francisco, San Jose, Portland Lead Nation in Clean Technology
2 - San Francisco Leads in Clean-Tech Leadership
3 - San Jose Drops to the Second Spot
4 - Portland Excels in Green Buildings, Clean Electricity
5 - L.A. Jumps to Fourth, Thanks to Clean Energy
6 - The Nation's Capital Leads in Green Buildings
7 - California's Capital is an All-Around Winner
8 - San Diego Makes Big Gains
9 - The Mile-High City Shoots for the Stars
10 - Seattle, Sliding a Bit, Settles in Ninth Place
11 - Beantown Gives the Northeast Its Only Representation
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San Francisco, San Jose, Portland Lead Nation in Clean Technology

by Nathan Eddy

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San Francisco Leads in Clean-Tech Leadership

Ranking No. 1 in advanced transportation and second or third in the three other categories, San Francisco took the top spot.

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San Jose Drops to the Second Spot

The city's first-place score in investment, innovation and workforce affirms Silicon Valley's position as the nation's (and world's) nexus of R&D, venture capital and entrepreneurship.

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Portland Excels in Green Buildings, Clean Electricity

Long a center of green design expertise and deployment, Portland ranks fourth in green buildings as well as clean electricity.

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L.A. Jumps to Fourth, Thanks to Clean Energy

Los Angeles, the nation's second-largest metro area, jumped three places from seventh last year, thanks to its mix of clean energy initiatives.

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The Nation's Capital Leads in Green Buildings

While it scored the top spot for efficient edifices, Washington, D.C., failed to crack the top 10 in any other category.

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California's Capital is an All-Around Winner

Although Sacramento's score dropped slightly, it's in the top 10 in all four categories, placing highest in investment, innovation and workforce.

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San Diego Makes Big Gains

San Diego has an aggressive focus from both the public and private sectors to expand its clean-tech economy, and it has paid off with a solid all-around performance of 11th place or better in all four categories.

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The Mile-High City Shoots for the Stars

Denver is the only non-coastal metro area in the top 10, and particularly shines in green buildings with a third-place ranking, paralleling Colorado's leadership.

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Seattle, Sliding a Bit, Settles in Ninth Place

A strong number five in both green buildings and advanced transportation, the Emerald City is 14th in clean electricity and just 19th in investment, innovation and workforce.

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Beantown Gives the Northeast Its Only Representation

Thanks to its world-class research bona fides from MIT and many other universities, and a strong venture capital-fueled technology culture, Boston remains the East Coast capital of clean-tech entrepreneurship.

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