1. a very intelligent sea animal like a fish with a long grey pointed nose
Are you interested in ecology?
Ecology is the study of living things all around us.
Ecology is very important to keep our world safe.
I asked him many questions about ecology.
The second is the affinity with environment. By utilizing natural energy and reducing wastes, we have to make houses which harmonize with ecology.
Pollution has a disastrous effect on the ecology of a region.
From the standpoint of ecology, Antarctica should be reserved solely for research, not for tourism or for commercial exploration.
Desert ecology is a new field of study.
I would like to put special emphasis on the concept that social ecology is the second school of contemporary environmentalism.