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The motor industry may be struggling, but an increasing number of cities around the world are discovering the electric car thanks to California-based Better Place, founded by software entrepreneur Shai Agassi in 2007.
Not even warzones are capable of scaring off eco-crazed New Zealanders.
Australia's driest region, South Australia, has become so dry it has had to resort to buying in water from neighbouring regions for the first time.
Tens of thousands of flip-flops wash up on Kenya's pristine, white sand beaches every year.
Once the domain of rural backwaters, farming in Japan is undergoing an urban makeover.
The Vatican has become the latest convert in the battle against climate change.
