carbon

It has become clear to politicians and scientists that corn-based ethanol isn't the solution for creating a home-grown fuel source. Enter "cellulosic ethanol," made from wood chips, weeds or algae. Could it be the fuel of the future?

A natural gas boom is coming in the U.S, but while consumers are likely to benefit from the cheap energy source, investors may not. Huge new discoveries of domestic reserves may keep prices down, and the political push toward renewable energy sources could cut into producers' profits.

The automaker plans to roll out its first all-electric passenger car in 20 U.S. cities late next year.

The industry is poised for yet another revolution, triggered by ExxonMobil's $41 billion purchase of XTO. It's a clear sign that future growth in extractive energy will come from sources other than oil -- such as natural gas. Expect other oil majors to follow suit.

The eyes of the world are turned to Copenhagen and the pivotal environmental summit taking place in that quaint, lovely Scandinavian city. The task faced there by the leaders of the world is simple to articulate: Save the planet from the carbon menace and all the ills associated with the curse of...

Looks like that Climategate thing is about to kick into high gear again. Refuting the claims of global-warning critics, the World Meteorological Organization today released findings showing that the past decade was the hottest recorded in the 150 years that scientists have collected global...

Until now, green companies in the developing world have lacked a yardstick to track their stock performance versus the rest of the market. The newly introduced "carbon-efficient index" fills that gap -- just in time for the Copenhagen climate meetings.

Coca-Cola (KO) is apparently getting into the Copenhagen spirit. As next week's United Nations summit on climate change approaches, the world's largest soft drink company -- and its bottling partners -- announced that 100% of their new vending machines and coolers will be hydrofluorocarbon-free...

The largest Japanese cell-phone company, NTT DOCOMO, unveiled plans to piggyback an emissions-tracking network on top of its existing large network of cell-phone towers. This is a very, very smart move. Why? It points the way to both accessing a new economic opportunity for DOCOMO and...

If Chinese premier Hu Jintao had any doubts about taking an aggressive stance to enforce carbon-emission reductions at the upcoming Copenhagen Climate Summit, a report today may push him over the edge. A detailed analysis of the potential economic impacts of rapid global warming, put together by...