Now we focus on the causes of depletion of Rhizophora mangles in Pakistan. Variations in river and surface run-off, that inhibit the tropical coastal deltas of fresh water and silt, cause losses of mangrove species diversity and organic production. The current rate of destruction of mangroves is three to â¦ Pollution 9. Mangrove loss has fallen dramatically, but the forests are still in danger According to satellite data, mangrove loss has fallen dramatically in the past two decades, with human-caused mangrove destruction declining even faster than loss from natural causes. November 19, 2020 rawan239. They are referred to as âtidal forestsâ and belong to the category of âtropical wetland rainforest ecosystemâ. Now we focus on the causes of depletion of mangroves in Pakistan. ADVERTISEMENTS: This article throws light upon the eleven main reasons for depletion of forests. Human Settlement 2. The reasons are: 1. Lumbering 4. One of the major causes of depletion of mangroves in Pakistan is the â¦ Climatic Change 8. As a result, mangroves get â¦ Causes of Mangrove Depletion. Causes of Depletion of mangroves Sea level rise and coastal erosion Due to global warming, the sea â¦ They are referred to as âtidal forestsâ and belong to the category of âtropical wetland â¦ MANGROVE DEGRADATION: CAUSAL CHAIN ANALYSES Nguyen Hoang Tri, Vietnam UNEP/USM 29/4-9/5/2007 the Training Course on Sustainable Management of Mangrove Ecosystems for the UNEP-GEF-South China Sea Project on Reversing Marine Environmental Degradation Trends in the South China Sea and the Gulf of â¦ Thailand has lost 84 percent of its mangroves, the highest rate of mangrove loss of any nation, while the Ivory Coast, Guinea-Bissau, Tanzania, Mexico, Panama, Malaysia, Myanmar, Pakistan, and the â¦ Nutrient â¦ The main reasons for this depletion are reclamation of land for paddy cultivation, salt pan scheme, reclamation of land for building activities and dumping, industrial pollution of the creeks, cuttings of trees for fuel wood etc. So far we have discussed the importance of mangroves, the current situation in Pakistan and the importance of mangroves with respect to Pakistan. Conversion into Arable Land 3. The mangroves have been afforded protection under Category I of the CRZ (Coastal Zone Regulation â¦ Mangrove forests are among the most threatened habitats in the world, and mangrove loss is rampant across the globe. Discuss the causes of depletion of mangroves and Suggest some measures to protect them. So far we have discussed the importance of Rhizophora mangles, the current state of affairs in Pakistan and the importance of Rhizophora mangles with regard to Pakistan. The mangroves are threatened in their existence by several causes. Drought 10. Fragmentation 7. Development Projects 5. Causes of Mangrove Depletion. Causes of Depletion of Mangroves * Clearing: Large tracts of mangrove forests have been cleared to make room for agricultural land, human settlements, industrial areas, shrimp aquaculture etc. Mangroves are salt-tolerant vegetation that grows in intertidal regions of rivers and estuaries. Widespread destruction of mangroves along the coasts results in economic damages of $6 â 42 billion every year, says a report titled âThe Importance of Mangroves: A Call to Actionâ, released by the United Nations Environment Programme on Monday. Mangroves are salt-tolerant vegetation that grows in intertidal regions of rivers and estuaries. The main source of these threats are induced by humans. Jhum Cultivation and Fuel Wood Collection 6. Discuss the causes of depletion of mangroves and explain their importance in maintaining coastal ecology.