Oceans and Seas (review)
Overfishing is a classic example of overuse of public resources. Fish stocks in African coastal waters and across the world are declining, because too many fishermen are harvesting at unsustainable rates.
- threats to oceans and seas resources
- the value of mangrove forests and coral reef ecosystems
- the state of African fisheries
- the value of fisheries in trade
- describe the growing importance of aquaculture
- Africa Environment Outlook 2, Chapter 5: Coastal and Marine Environment: “Sub-Regional Overviews,” pages 165-191
Sub-regional overviews (27 pages; approximately 2 pages each)
Graphs and key statistics on global production (3 pages)
- Lake Manzala Leads the Way in Engineered Wetlands Technology
Using treated water for irrigation, agriculture, fish farming and various support services to improve water quality (1 page)
Overview of global trends including depletion of commercial fish stocks through over-exploitation, high percentage of by-catch, destructive fishing practices, dangers of aquaculture, bioengineered fish invading; root causes are inadequate; statistics and poverty; calls for quotas and other limits (15 pages)
Summarizes growth in aquaculture since late 1980s (2 pages)
- Oceans &Seas: Characterize the trend in fish catches in your region. What factors are driving this trend?