National State of the Environment Report - South Africa  
 Main Issues:
Climate
Terrestrial
Water
Marine
Social
Economic
Political
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  This part of the report contains the following sub-sections:
Overview
Introduction
Driving forces
Pressure
State
Impact
Response
Outcome
Linkages
Data issues
Conclusions
References
Indicators
Links


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Linkages

Table 3.7 presents a summary of this chapter, showing linkages between the DPSIR categories as well as linkages between chapters.

Table 3.7 Chapter summary showing DPSIR categories and the indicators falling into each category
DRIVING FORCES PRESSURES STATE IMPACTS RESPONSES
CLIMATE

Climate and Atmospheric Change

Rainfall
and
evaporation

Indicators:

MAP vs MAE

Floods & droughts
(Climate and Atmospheric Change)

Hydrology of
water
resources

Indicators:

MAR

MAR : MAP

River flow

Groundwater reserves

Wetlands

Reservoirs and IBTs

Water flow into estuaries

Marine and Coastal

Maintenance
of
resource

Indicators:

Maintenance of habitat integrity

Maintenance of biodiversity

International
treaties


Helsinki Rules
SADC Protocols
Ramsar
Climate Change Treaty

Water Services Act, 1997

National Water Act, 1998

National water strategy

Catchment management strategies

Classification of water resources

Determination of the Reserve

Integrated Pollution Control

Catchment Management Agencies

Demand management


Other Acts
(Outcomes)


Implementation

Financial resources allocated

Water management areas

Hydrological stations

Water quality monitoring stations

Research
WRC funding

DEVELOPMENT

Terrestrial Ecosystems

Social Dimensions

Economic Dimensions

Water
demand


Indicators:

Water demand
time series

Abstractions and return flows

Land use changes (Terrestrial Ecosystems)

Hydrological
changes


Indicators:

Cumulative reservoir capacity

Changes in river flow

Interbasin transfer development

Physical & biological impacts

Indicators:

Sedimentation
(Terrestrial Ecosystems)

Loss of habitat (e.g. wetlands)

Loss of biodiversity

Invasive species

Impacts on
use

Indicators:

Harvestable resources

Recreation

Human health (Social Dimensions)

  Waste
disposal

Indicators:

Waste generation
(Terrestrial Ecosystems)

Quality of water resources

Indicators:

TDS

Phosphorus

Nitrogen

Microbiological quality

POLICY
Political Environment
Water Act, 54 of 1956 Replacement of Act Present state of resource

Top of Page >     Freshwater: Data issues

There is also information about Freshwater Systems and Resources in the following reports:
Metropolitan reports:
Arrow Cape Metropolitan Council (1998 edition) Arrow Durban Pilot Study
Arrow Greater Johannesburg Metropolitan Council (1999 edition) Arrow Greater Pretoria Metropolitan Council (1999 edition)

   
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Last update: October 1999