For years, Volkswagen strived to produce and sell more motor vehicles than any other manufacturer in the world, putting quantity over quality.
VW equipped cars with software that turns off emissions controls when driving and turns them on during an emissions test.
A recent study says that replacing most private cars with a fleet of self-driving electric taxis could significantly reduce greenhouse gas emissions.
Here are 10 innovations working hard to make Earth a cleaner, healthier, more sustainable place to live.
All that CO2 and where to put it...? How about underground? But would a catastrophe ensue? Would the planet explode? For answers, Julian looks at work being done by Archer Daniels Midland in the, er, groundbreaking area of underground CO2 storage.
A new study says that electric cars, charged by anything except coal, are preferable to gasoline vehicles.
Will the recent agreement struck between the United States and China on greenhouse gas emissions really help matters or will it all be so much hot air? Trace examines the deal and what could come from it.
The two countries have long been at loggerheads over global targets.
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