Demographic Dangers For 'Old Europe'

"Demographers calculate that by 2050 the current population of 56 million could have dwindled to 40 million. Towns and cities will be left with thousands of unwanted apartments, schools may well be half empty and whole swathes of the countryside could be depopulated...When will Europeans wake up to the implications of consistently low birth rates?Well, in the words of one European professor of population studies, probably not until they are all in their wheelchairs and they suddenly realise there is no one left to push. "