Xcel Energy said it would temporarily shut down its Monticello nuclear power plant after it detected radioactive tritium being leaked into groundwater nearby for the second time in two years.
Trail camera footage of the Shoepack Lake Pack walking along a sandy beach in Voyageurs National Park in the Fall. Credit: Voyageurs Wolf Project. VNP – New research shows how humans are a substantial source of mortality for wolves that live predominantly in national parks and more importantly, that human-caused mortality triggers instability in wolf packs