TY - GEN AU - Hand,Carol TI - Dead zones: why earth's waters are losing oxygen SN - 9781467775731 (hbk.) AV - SH174 .H36 2016 U1 - 639.2 PY - 2016/// CY - Minneapolis PB - Twenty-First Century Books KW - Anoxic zones KW - Juvenile literature KW - Fish kills KW - Fishes KW - Effect of water pollution on N1 - Includes references & index ER -