Plug Power CEO Andy Marsh, discusses how his company has captured the interest of big corporations like Wal-Mart, BMW and Sysco. We always knew we were going to be successful, says Marsh.» Read More
Energy producers cannot halt a rally that has driven oil to nearly $120 a barrel and the world might have to live with even higher prices if it wants supplies for the future, exporters said on Tuesday.
Even the worst performers from Cramer's original green portfolio still beat the S&P. Of them, he would only sell one.
Find out which of Cramer's original green plays he'd still be buying.
Green Week technology: Mike Zafirovski, chief executive of Nortel Networks, says his firm is playing a key role in the search for cost-effective corporate environmentalism. In an interview with CNBC, Zafirovski described how Nortel is helping corporate customers save energy -- and increasing value for Nortel's own shareholders.
The Organization of Petroleum Exporting Countries sees no need to raise oil production to counter high oil prices, the OPEC President said on Sunday.
The founder of the Starwood hotel empire is launching a chain of environmentally friendly, luxury hotels and condominiums in 15 cities. "We're going to try something and see if it works," says Sternlicht.
Water -- often overlooked in the green debate -- is a key part of the company's 2015 sustainability goals and a promising profit center in emerging markets.
As farmers divert crops to the production of ethanol and biodiesel, food prices rise. Enter Jatropha Curcas, a wild poisonous shrub that grows in poor soil conditions, needs little water and is pest resistant but is easily converted into high quality biodiesel.
Green energy stocks have slumped since their peak in November and still look overvalued, since the price of oil, although painfully high, still hasn't risen enough to justify investors' hopes that renewable energy sources will steal the limelight.
Curbing greenhouse gases has become an emergency, as global warming advances faster than previously thought, Lord Nicholas Stern, the author of the 'Stern Review' on climate change and the economy, tells CNBC.com.
In the altered calculus of green economics, what used to be garbage is now a valuable fuel, which can be used – or really, reused - to generate electricity.
The author of "the Stern Review" on the economic impact of climate change, Lord Nicholas Stern, talks to CNBC Europe about biofuels and climate change.
In a first on Fast Money interview, find out about a new ETF that began trading Tuesday.
Storing heat - rather than electricity - might be the secret to cost-effective solar power.
Higher worldwide prices for staple foods are leading many to rexamine whether biofuels are a viable long-term substiute for oil.
Unproven technologies have always made investors skittish, but there are some venture capitalists and private equity firms gearing up to fill the funding gap.
Plus, Cramer makes the call on ConEd, First Solar and more
Find out what chief executives are saying about their businesses and the economy on CNBC Europe.
Niche companies, such as alternative energy or unconventional products, are becoming more attractive as stock markets volatility continues, Alexis Dawance, fund manager at Global-Cap, told CNBC Europe.
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