Detailed scenarios for the metabolism and chemical cycles for a functional ecosystem have been published.

Conservation of this species is dependent on the maintenance of functional ecosystems that provide the full range of resources upon which the species depends.

In densely populated places, he added, restoration ecology can improve the quality of human life by replacing ecological wastelands with functional ecosystems.

Habitat is fundamental for self-sustaining populations of wildlife and plants as well as for functional ecosystems.

Layers are one of the tools used to design functional ecosystems that are both sustainable and of direct benefit to man.

Consolidating small parcel wetland loss creates larger more sustainable and functional ecosystems.

Nasty problem with the rot eating the hydroponic wheat; all that superfine Soviet engineering and they still couldn't establish a functional ecosystem.

A functional ecosystem, that is completely self-perpetuating (no management required), is the ultimate goal of restorative efforts.

By living within a functional ecosystem, we can plan to be self-sufficient.

The energy industry (and others) should not consider a fully functional ecosystem as a "optional extra" but as an absolute essential component of risk management.