Also, the composition of the atmosphere interact with the oceans and terrestrial ecosystems.
These bacteria may be part of a constant feedback between terrestrial ecosystems and clouds.
Carbon cycling in terrestrial ecosystems is a major focus of research.
Denitrification takes place under special conditions in both terrestrial and marine ecosystems.
Some terrestrial ecosystems such as forests may also depend on groundwater.
Soil carbon storage is an important function of terrestrial ecosystems.
The orchid family includes about 20,000 species found in almost every terrestrial ecosystem on earth.
In ecology it means an area of land, as in terrestrial ecosystem.
More directly, it often leads to the release of carbon from terrestrial ecosystems into the atmosphere.
Noise also is a threat to marine and terrestrial ecosystems.