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President Bush outlined an energy plan Tuesday that would boost the use of alternate fuels such as ethanol and biodiesel, and would seek a 20% reduction in gasoline use in the next 10 years, news services reported.

The average price of retail diesel fuel fell 3.3 cents to $2.43 a gallon, the Department of Energy said Monday.

Crude oil prices surged more than $2 a barrel Tuesday after Energy Secretary Samuel Bodman said President Bush plans to double the size of the U.S. Strategic Petroleum Reserve by 2027, Bloomberg reported.

Trucks operating in California would be required to meet tighter emission standards under a plan proposed by Gov. Arnold Schwarzenegger (R) to spend $3.1 billion in bond money to improve four key freight corridors.

Crude oil prices plunged to below $50 a barrel Thursday following a Department of Energy report that showed stronger inventories of crude oil, gasoline and distillates, which include diesel.

The average national retail price of diesel fuel fell 7.4 cents to $2.463 a gallon, the Department of Energy reported Tuesday.

A major challenge facing the trucking industry as it copes with tighter emission standards from the Environmental Protection Agency is choosing the right type of oil to ensure that engines continue to perform to their maximum capability.

California Gov. Arnold Schwarzenegger (R) plans to ask state regulators to require the state’s petroleum refiners and gasoline sellers to cut greenhouse-gas emissions by 10%, the New York Times reported Wednesday.

Crude oil futures hit a 19-month low price, closing at $54.02 a barrel on the New York Mercantile Exchange Wednesday following a Department of Energy report showing strong heating-oil inventories, Bloomberg reported.

The average retail price of diesel fuel dropped 4.3 cents to $2.537 a gallon, the Department of Energy reported Monday.