00349nam a2200133 a 450000500170000002000140001708200130003110000170004424500310006125000110009226000360010330000250013950000510016420251203110231.0  a13011202X  a577bBUS  aBush, Mark B  aEcology of changing planet  a2nd ed  aNew JerseybPrentice Hallc2000  axiii,498p.c24cmbHB  aincludes bibliographical references and index.