Entrepreneurs at five early-stage, clean-energy companies in Massachusetts say creating a network of like-minded businesses goes a long way to cultivating green start-ups.
With political paralysis and the turmoil of Solyndra in Washington, states are taking the lead on green technology action, pitting individual states against other countries.
This year, the market share of South Korean companies in the global solar cells business is expected nearly double to 4.7 percent versus a year ago.
Automakers, utilities, and environmentalists alike are increasingly gung-ho for electric vehicles. But it's hard to say if consumers will share their enthusiasm.
The Bay State used to rival Silicon Valley for tech industry leadership. Can green tech help it regain some of that cachet?