Sentences with phrase «than conventional fuels»

The environmental benefits include the greenhouse gases avoided by generating electricity from renewable sources rather than conventional fuels.

Almost all biofuels used today cause more greenhouse gas emissions than conventional fuels if the full emissions costs of producing these «green» fuels are taken into account, two studies being published Thursday have concluded.

IF YOU were lucky enough to join the film stars and sporting heroes in Colorado for the skiing last winter, you'll have noticed that the petrol in some parts of the state smells slightly sweet and fruity — and costs up to 10 cents per gallon more than conventional fuel.

A number of sources, including pipeline safety experts, believe bitumen to pose a higher spill risk than conventional fuels when it is transported at elevated temperatures or pressure.

Other researchers point to anecdotal evidence suggesting that oxyfuels are a greater health hazard than conventional fuel.

Tatas say that it is also the cleanest form of alternate fuel, which is much safer than conventional fuels and even CNG.

An amendment to a major military spending bill before the House would rescind a 2007 federal law barring the Defense Department from using alternative fuels, like synthetic oil made from coal, that produce more climate - altering pollution than conventional fuels.

Moore's Law is a better model for the future of wind and solar energy than the conventional fuel - oriented EROI calculations.

Some critics have pointed out that existing biofuel technologies may actually produce more emissions than conventional fuels, aside from the fact that biofuel crops such as maize and rape require large amounts of land to grow that would actually call for increased deforestation.

When two U.S. Geological Survey scientists estimated in Science magazine in 1979 that the carbon footprint from synfuels might be three to five times more than conventional fuels, ER&E climate researcher Henry Shaw wrote in a memo that the upper range «may alarm the public unjustifiably.»

Groups react The American Petroleum Institute praised the expanded gulf access that the bill provides, while also praising language that protects Canadian oil sands from a 2007 law requiring that federal agencies can not buy alternative fuels that have higher greenhouse gas emissions than conventional fuels.