| Subject | English | Norwegian Bokmål |
| environ. | agricultural ecology | landbruksøkologi |
| environ. | animal ecology A study of the relationships of animals to their environment | dyreøkologi |
| environ. | applied ecology The application of ecological principles to the solution of human problems | anvendt økologi |
| environ. | aquatic ecology The study of the relationships among aquatic living organisms and between those organisms and their environment | akvatisk økologi |
| environ. | forest ecology The science that deals with the relationship of forest trees to their environment, to one another, and to other plants and to animals in the forest | skogøkologi |
| environ. | human ecology The study of the growth, distribution, and organization of human communities relative to their interrelationships with other humans and other species and with their environment | human økologi |
| environ. | land ecology Study of the relationship between terrestrial organisms and their environment | terrestrisk økologi |
| environ. | landscape ecology The study of landscapes taking account of the ecology of their biological populations. The subjects thus embraces geomorphology and ecology and is applied to the design and architecture of landscapes | landskapsøkologi |
| environ. | marine ecology An integrative science that studies the basic structural and functional relationships within and among living populations and their physical-chemical environments in marine ecosystems. Marine ecology focuses on specific organisms as well as on particular environments or physical settings | marinøkologi |
| environ. | plant ecology Study of the relationships between plants and their environment | planteøkologi |
| environ. | political ecology | politisk økologi |
| environ. | population ecology The study of the interaction of a particular species or genus population with its environment | populasjonsøkologi |
| environ. | scientific ecology The study of the interrelationship among living organisms and between organisms and their environment, utilizing the methods or theories of science | vitenskapelig økologi |
| environ. | trophic ecology The study of the feeding relationships of organisms in communities and ecosystems. Trophic links between populations represent flows of organisms, organic energy and nutrients. Trophic transfers are important in population dynamics, biogeochemistry, and ecosystem energetics | trofisk økologi |
| environ. | urban ecology Concept derived from biology: the city is viewed as a total environment, as a life-supporting system for the large number of people concentrated there, and within this people organize themselves and adapt to a constantly changing environment. Regarded as the same as human ecology | urbanøkologi |
| environ. | urban ecology charter A graphic representation of a city area or other densely populated region, portraying the location of groups or select types of people in their environment through various geographic techniques | byøkologisk charter |
