“The numbers of sufferers of brain diseases, including Alzheimer’s, Parkinson’s and motor neurone disease, have soared across the West in less than 20 years, scientists have discovered. The alarming rise, which includes figures showing rates of dementia have trebled in men, has been linked to rises in levels of pesticides, industrial effluents, domestic waste, car exhausts and other pollutants, says a report in the journal Public Health.” There is more here in The Observer.