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A CAUSE-EFFECT MATRIX OF ENVIRONMENTAL PROBLEMS IN GREATER JOHANNESBURG

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MANAGEMENT AND REGULATIONS

Causes of environmental problems
  • Lack of management control
  • Lack of enforcement incentives
  • Poorly defined National, Provincial and Local legislation and policy
  • Lack of biophysical data base

Effects on the environment

  • Litter
  • Illegal dumping and effluent discharge
  • Insufficient recycling
  • Over utilisation of waste disposal sites
  • Unsatisfactory waste collection and landfill conditions
  • Health impacts resulting from water and air pollution
  • Soil, air and water pollution
  • An increase in dangerous industrial emissions
  • Lack of ability to pin-point or punish offenders
  • Lack of technological improvement
  • Loss of biodiversity
  • Crime ridden open space areas
  • Non-utilisable open space
  • Lack of facilities
  • Eurocentric, high maintenance, water intensive designs of open space
  • Lack of informed decision making

ECONOMIC ISSUES

Causes of environmental problems

  • Lack of budgets and financial problems
  • Lack of payment of rates and taxes
  • Lack of services
  • Poverty

Effects on the environment

  • Illegal dumping, effluent discharge and lack of sanitation due to insufficient services
  • Over utilisation of existing waste disposal sites
  • Lack of new technology and research
  • Soil, air and water pollution
  • The continuing need to use air pollution generating coal and wood burning fires due to the lack of electrification
  • Lack of efficient wastewater management systems
  • Lack of maintenance, management and facilities in open space areas

TRANSPORTATION ISSUES

Causes of environmental problems

  • Cost of transportation
  • Lack of public transportation

Effects on the environment

  • Lack of waste collection services due to escalating transport costs
  • Illegal dumping due to the lack of waste collection
  • Over utilisation of existing waste disposal sites due to the cost of transport involved in the management of new sites
  • Increase in dangerous vehicle emissions
  • Health impacts of vehicle emissions
  • Many public facilities are inaccessible to a large proportion of the population of Greater Johannesburg

SOCIAL ISSUES

Causes of waste management problems

  • Lack of education and public awareness
  • Poverty
  • Lack of availability of public information
  • Crime

Effects on waste management

  • Insufficient recycling
  • Culture of littering
  • Illegal dumping and burning of waste
  • Continued use of air pollution generating coal and wood fires
  • Health impacts
  • Increase in transport generated emissions
  • Many open spaces are unsafe
  • Many open spaces are underutilised
  • Many open spaces are utilised for informal settlements

LAND USE ISSUES

Causes of environmental problems

  • Lack of environmental planning
  • Increases in industrial development
  • Increases in informal settlements
  • Urban sprawl
  • Lack of rehabilitation of mining land
  • Lack of hazardous waste sites
  • Densification

Effects on the environment

  • An increase in the production of hazardous waste products due to haphazard industrial development
  • Lack of waste management systems
  • Over utilisation of existing waste disposal sites due to rapid urban growth and expansion
  • Increase in dust particles and associated health hazards due to the lack of rehabilitated land
  • Increase in dangerous industrial emissions
  • Increase in wood and coal burning fire emissions due to the increase in informal settlements
  • An increase in industrial effluent discharge
  • An increase in soil erosion
  • Informal settlements are usually situated on urban open space
  • Urban sprawl will increase the amount of non-utilisable open space
  • Lack of planning, especially for urban densification, results in non-utilisable open space or development of these areas (Walmsley, 1997).

REFERENCES

Walmsley Environmental Consultants 1997: GJTMC Integrated Metropolitan Development Plan - Report No. W262. WEC: Rivonia.

 

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