32
R.K. Turner· B.T. Bower
Characteristics
height and depth, slope, dissolved oxygen, currents, tides,
seasonal/extreme variations, precipitations
evapotranspiration, water in soils, pH, etc.
e.g. geographical location (land/ocean interface),
landward/seaward coastal geology, landward/seaward
Coastal zone functions
Structure
Processes
e.g. Biomass, flora and fauna,
e.g. Biogeochemical cycling,
I' .
water/salt supply, minerals
hydraulics, nutrient flows,
~
(including onshore and offshore
sand/sediment transport,
oil and gas), etc.
water circulation longshore
transport, shelf transfers,
ecological interactions, etc.
NATURAL SCIENCE
- --- --- - - - ---- - -- - - -- -- - - - - - - - - - - - -- - - - - - - - - --- -- -- - - - - - - - --- - - - -- - - - - -- --- - - - - -Coastal zone uses
Outputs
Services
e.g. Agriculture, fisheries,
e.g. System balance/
urbanisation, energy resource
environmental risk buffer (beach
exploration/ exploitation, recreation
I' .
recharge, flood control),
->
(tourism), anture conservation,
assimilative capacity,
ecosystems habitats aquaculture,
contamination retention/
infrastructure development, land
dispersion, sewage/solid waste
reclamation, etc.
disposal, landfill, bathing water,
international trade medium
(navigation), etc.
ECOLOGY-ECONOMICS INTERFACE
Coos 101 zone values
Direct Use Value
Indirect Use Value
Nonuse Values
market analysis;
damage costs; production
existence, bequest and
productivity loss;
functions; hedonic pricing;
philanthropy
hedonic pricing; travel
defensive expenditures;
costs; replacement and
relocation, replacement and
contingent valuation
restoration costs;
restoration costs; conti ngent
contingent valuation
valuation
I I Option Values
J
I contingent valuation
I
Use Values
I Nonuse Value I
~
I
systems related feedbacks
TOTALE ECONOMIC VALUE
ECONOMICS
= Total Value of the zone
'eronomiclecologicallinkages
Fig. 1.S. Coastal zone functions, uses and values
2. Select a scenario and tabulate the related spatial pattern and levels of population
and economic activities, for the time horizon specified in the scenario.
Précédent

- 49/393

Suivant