Categories Burlington Iowa Nature News West Burlington Scientists: ‘We Could Face Cooling Period For 200-250 Years’ Post author By Falcon Post date April 28, 2013 Click Here: ‘We could be in for a cooling period that lasts 200-250 years. The period of low solar activity could start in 2030-2040.’ ← Obama’s Borrowed More Per Household Than Median Household Earns → Poll: Americans Fear Government more than Terror