333.7, 571, 615 - Environmental Science - GE1-350
363.7, 628 - Environmental Technology - Sanitary Engineering - TD
540s - Chemistry & Allied Sciences - QD
570s - Life Sciences / Biology - QH301-QH705.5
577 - Ecology - GF1-900
580s - Plants / Botany - QK1-989
590s - Animals - QL
600s - Technology & Applied Sciences - T
610s - Medical Sciences / Medicine - R
620s - Engineering - T