President Trump shakes hands with EPA Administrator Scott Pruitt in June after announcing plans to withdraw the United States from the international Paris climate change accord. (Andrew Harnik/AP) Environmental Protection Agency staffers received a list of “talking points” this week instructing them to underscore the uncertainties about how human activity contributes to climate change. A career employee in the department’s Office of Public Affairs distributed the eight talking points to regional staffers. The list offered suggestions on ways to talk with local communities and Native American tribes about how to adapt to extreme weather, rising seas and other environmental challenges. Employees crafted the email, first disclosed Wednesday by HuffPost, on the basis of controversial — and scientifically unsound — statements that EPA Administrator Scott Pruitt has made about the current state of climate research. “Human activity impacts our changing climate in some manner,” reads one of the talking points. […]