Euro5+ emissions regulations have been in the news thanks to the discontinuation of the R1 as a road bike in Europe, but what do the rules actually mean?
A study from the University of California has found that lithium mining presents an environmental danger, and that electric vehicle size must be reduced.
Several European countries are backing an amendment to the European Parliament's decision that new combustion-engined vehicle sales must end by 2035.
In 2023, Singapore will introduce stricter emissions regulations on old motorcycles - with a 3500 SGD (£1850) bonus to those who de-register theirs sooner.
Does your life revolve around squeezing every last bit of power from your bike? Fancy a rush of ponies delivered smoothly from the moment you crack the throttle to the point where all around you is just a blur? Then sort your intake