Australia's lax attitudes to vehicle emissions has been overlooked in Ford's exit.
Faced with stringent fuel economy standards but cheap gas, automakers may seek to delay CAFE rules. What's the best way to reevaluate these emissions-cutting rules?
Self-driving cars are way more energy efficient than your average vehicle – but that doesn't necessarily mean they'll reduce carbon emissions.
With cheaper gas, consumers are buying fewer fuel-efficient vehicles – a step backwards on climate, energy security and upkeep of our highway and bridges.
When cold weather hits, heating costs can be a matter of life and death. So why are community groups the front line and not government?