A call for the introduction of Strict Liability Legislation and Sustainable Road Safety in order to prevent further preventable loss of life on our roads.
This would appear to be modelled on the laws and road safety principles in Holland. The wording of the petition is not optimal, but I guess this would be taken care of if it gets the required amount of signatures.
More information on Sustainable Road Safety principles here
A similar move to increase road safety for cyclists is described here
More information on the benefits of active transport here