Multiple indicators of human impacts on the environment in the Pechora Basin, north-eastern European Russia

Tony R. Walker, Peter D. Crittenden, Vladimir A. Dauvalter, Vivienne Jones, Peter Kuhry, Olga Loskutova, Kari Mikkola, Ari Nikula, Elena Patova, Vasily I. Ponomarev, Tatyana Pystina, Osmo Rätti, Nadia Solovieva, Angelina Stenina, Tarmo Virtanen, Scott D. Young