Many have declared the development of hydrogen cars dead in favour of cheaper, simpler electric vehicles. But companies including Suzuki, Mercedes and Toyota are still quietly tinkering away at the technology.
Clean tech
Curing clean-tech myopia
While the “responsible‘“part of the global investment community might once have considered itself at the margin of the industry, it has now become quite material — and issues such as carbon, water, waste, food and energy security will ensure it will become more so in the future, writes Giles Parkinson.







