Perhaps you should try some spelling variations:
environmental degradation » environmental education
environmental monitoring » environmental engineering
environmental medicine » environmental modeling, environmental modelling, environmental remediation

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (advances OR advanced) in ((((environmental medicine) OR (environmental degradation))) OR (environmental monitoring)) AND biology.
• Adding a wildcard symbol may retrieve word variants: (advances or advanced) in ((((environmental medicine) or (environmental degradation))) or (environmental monitoring)) and biology*.