violence

Joshua Jackson climate extremes ecological threat

Joshua Jackson, researcher at the University of North Carolina, Chapel Hill, explained that heightened ecological threats like drought or famine could lead to more intolerant societies with stricter cultural norms. (Janice Cantieri/Medill)

Northwestern University
Rising extremes of droughts, floods or food shortages can reduce a country’s political stability and cultural tolerance, warned scientists at the American Association for the Advancements of Science conference in Boston.