Contents preface (VII) introduction 1—37

Table 14.1 Adverse effects of dams and reservoirs on environment (1)

Potential adverse effect

Mitigation method or effect

Probable degree or importance

of adverse effect

Land use for reservoir

Loss of fish and aquatic habitat

Changes of species

New species may be less

desirable than original species

Loss of wildlife habitat

Improve other areas for habitat

Full mitigation probably not

possible

Loss of future access to mineral

None

Is of importance only if mineral

deposits

deposits exist

(Contd.)

PLANNING OF WATER RESOURCE PROJECTS

481

Loss of mountain valley areas

None

Important only in extremely

mountainous areas

Inundation

of historical or

Possibly by a museum

Varies with each individual site

archaeological sites

Inundation

of

exceptional

Usually not possible

Varies with each individual site

geological formations