2. distribution 3. C. Population projections - use and misuse. Many assumptions about future demands are dependent upon population projections 1. 4. interpretation of projections by the general public 5. The niche dimension ranges from the small niche of specialized species with restricted requirements for survival to the large niche of generalized species that occupy more than one habitat.
Natural ecosystems are essential for human survival.
Some of the management action is controlled by local, provincial, state and federal governments. Although this has the potential of developing into negative feedback control, time delays and problems with interpretation reduce this systems effectiveness.