16 Results for



Ethanol maker VeraSun files for bankruptcy

A sign of trouble in the ethanol business, VeraSun seeks bankruptcy protection after a rapid decline in corn prices and a misplaced bet on feedstock purchases.

By November 3, 2008


Green news harvest: Mergers squeeze ethanol, solar

Consolidation comes to green tech: Oil refiner Valero snaps up the ethanol refineries of bankrupt VeraSun while solar developer Recurrent Energy buys another company's project pipeline.

By March 19, 2009


Green news harvest: Ethanol shake-out looms

Corn ethanol firms talk merger, clean-tech researcher predicts a shift to quality in investments, and Calgary researchers develop a CO2 "air scrubber."

By November 26, 2008


Ethanol start-up Mascoma sheds staffers

To "get ahead of" future challenges brought by capital market turmoil, second-generation ethanol company lays off president and other executives in an effort to preserve cash.

By November 14, 2008


CNET News Daily Podcast: Why e-voting's still a mess

In 2002, President Bush signed legislation to avoid a repeat of the "hanging chad" fiasco of the 2000 elections. But as the U.S. heads to the polls, worries about e-voting still linger.

By November 3, 2008


Rising corn costs raise ethanol concerns

Following an investment boom, analyst voices worries over the impact of falling corn prices on ethanol makers.

By May 8, 2007


Green news harvest: Algae progress, corn ethanol woes

Algae demonstration plant in Colorado, Pacific Ethanol's quarterly loss, a peek at a quiet clean-tech energy investor, using biomass from Hurricane Ike instead of coal, Fisker expands in Michigan, and the ethanol "blend wall."

By November 11, 2008


A Dickensian view of clean-tech financing

There's plenty of enthusiasm for funding the latest green-tech or alternative-fuel company. The problem is the economy stinks, and doesn't look like it will improve anytime soon.

By January 23, 2009


Imperium Renewables delays IPO plans

Weeks after losing its CEO, the biodiesel maker withdraws plans for its public offering.

By January 3, 2008