radioactive rabbit droppings in the New York Times

Remember how we talked a little bit in class last week about certain cold-war nuclear sites that have an enormous amount of radioactive pollution? One of the worst is the Hanford nuclear site in eastern Washington. Here is an article about tracking radioactivity dispersed in rabbit droppings, from rabbits grazing on the Hanford grounds and then traveling outside those grounds.
New York Times article on radioactive cleanup at Hanford