Toyota's hybrid vehicle sales pass 5 million

Toyota's global sales of gasoline-electric hybrid vehicles have surpassed 5 million in a milestone for a technology that was initially greeted with skepticism.

Obama calls for new truck fuel standards

US President Barack Obama on Tuesday ordered officials to start setting new fuel efficiency standards for medium and heavy trucks, wielding his executive power in the fight against climate change.

Canada orders automakers to halve emissions

Canada's environment minister unveiled Tuesday new regulations to improve fuel efficiency and halve the greenhouse gas emissions of passenger vehicles and light trucks.

2012: A record year for fuel economy

(Phys.org)—Although fuel economy of all new vehicles sold in the United States dipped slightly last month, 2012 was the best year ever for fuel efficiency, say researchers at the University of Michigan Transportation Research ...

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