Enviromoonbats want civilization to come to a stop. To impose their will, they employ a twist on terrorist tactics by using themselves as hostages. This bus driver has the right idea regarding how to deal with them:

If the driver had given in to temptation and stepped on the gas, it would have been regarded as murder — never mind that the climate kooks explicitly asked for it. This hardly seems right. A few moonbats with tire tracks across their squashed skulls pale in significance compared to the mass starvation they want to inflict on the rest of us.

On tips from KirklesWorth and Occam’s Stubble.