00449nam a2200169Ia 4500008004100000020001800041082001600059100002200075245002600097250000600123260004000129300000800169650003300177650002000210653002700230700002200257170901s2012    xx            000 0 und d  a9780470646090  a363.7bB71E  aBotkin, Daniel B. 0aEnvironmental Science  a8  aNew YorkbJohn Wiley and Sonsc2012  a519  aSocial problems and services  aSocial sciences  aEnvironmental sciences  aKeller, Edward A.