When Will 'We' Tire of the Fear Mongers?

"But now that we are grown up, shouldn't we be able to distinguish between real and unwarranted fears? Shouldn't we notice that past environmental and public health 'crises' never were true, and shouldn't that realization lead us to stop over-reacting each time a new doomsday scenario appears in the daily newspapers?" Aye, and there's the rub ? one has to actually GROW UP, first.