TY  - BOOK
TI  - Childcraft the how and why library: our  earth
SN  - 0716601559
PY  - 2000///
CY  - Chicago
PB  - World Book - Childcraft International
KW  - Children's encyclopedias and dictionaries
N1  - Index; Introduction -- planet  earth -- land  on  the  earth -- oceans, lakes,  and  rivers -- air, wind, and  clouds -- weather -- why  protect  the  earth?
ER  -