Oil spills cause damage to mangroves by coating roots, limiting the transport of oxygen to underground roots. (2)Counter affects of tourism:-As the mangrove site attracts a lot of attention due to its beauty.Its … Other Causes Other causes behind mangrove forest deterioration are loss of soil fertility, geomorphological changes, high salinity ecological succession, inadequate regeneration and low yield The deterioration of mangroves can lead to serious consequences, including a reduction in biodiversity, species decline, genetic erosion, extinction, increased flooding, and decline in water quality. Environmental monitoring in the existing mangrove areas should be taken up systematically and periodically. "The escalating destruction and degradation of mangroves - driven by land conversion for aquaculture and agriculture, coastal development, and pollution - is occurring at an alarming rate, with over a quarter of the earth's original mangrove cover now lost,” said UN Under-Secretary-General Achim Steiner. The threats posed by human activities can upset the natural balance and cause their depletion. At the existing rate, South East Asia could lose 35 per cent of its mangrove cover of 2000 in the next 35 years. Mangrove forests are among the most threatened habitats in the world, and mangrove loss is rampant across the globe. Down To Earth is a product of our commitment to make changes in the way we manage our environment, protect health and secure livelihoods and economic security for all. 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. Mangroves are salt-tolerant vegetation that grows in intertidal regions of rivers and estuaries. Thus, the mangroves have an important role in sustaining and preserving the coastal ecosystem. The mangroves act as shields and protect the inner coastal areas from destruction caused due to cyclones or storms. More information: Daniel R. Richards et al. The report indicates that the effects of climate change could result in a loss of a further 10 - 15 per cent of mangroves by year 2100. Reflect on the expected role of the public servant. Causes of Depletion of mangroves Sea level rise and coastal erosion Due to global warming, the sea levels are continuously rising. The Importance of Mangroves: A Call to Action, Green tribunal stays felling of mangroves in Gujarat, Mangroves may have saved this village from Phailin, Mangroves on public land in Maharashtra will be reserved forests, Mangrove cover getting sparser over Konkan creeks. Mangroves are salt-tolerant vegetation that grows in intertidal regions of rivers and estuaries. What do you understand by the term ‘public servant’? The report recommends several measures to conserve and restore mangroves. Mangrove Destruction Despite increasing awareness regarding value and importance, the destruction of mangrove swamps continues to take place in many parts of the world under a variety of economic as-well-as political motives. Mangroves are salt-tolerant vegetation that grows in intertidal regions of rivers and estuaries. Mangroves are very susceptible to herbicides as demonstrated in South Vietnam by the U.S. military by the defoliation and destruction of over 250,000 acres (1,012 square kilometers) of mangroves. 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 Thailand At least 10 MAF of freshwater downstream the Kotri barrage is needed to rehabilitate the region” if we desire to fish in the same manner. Many migratory species depend on mangroves for part of their seasonal migrations. The primary threats to all mangrove species are habitat destruction and removal of mangrove areas for conversion to aquaculture, agriculture, urban and coastal development, and overexploitation. The mangroves are facing various threats,  causing its widespread destruction. Altogether, the 57 hectares of land was cleared to make way Mangroves are evolved around 114 million years ago. Importance of mangroves in maintaining coastal ecology. Together we build journalism that is independent, credible and fearless. They are referred to as ‘tidal forests’ and belong to the category of ‘tropical wetland rainforest ecosystem’. Reduction of river water due to dams has caused destruction of mangroves. Thus, the mangroves have an important role in sustaining and preserving coastal ecosystem. Question: Discuss the causes of depletion of mangroves and explain their importance in maintaining coastal ecology. Environmental monitoring in the existing mangrove areas should be taken up systematically and periodically. The destruction is caused either knowingly or unknowingly of values of mangroves, but certainly ignoring the consequence of the loss. Human activities are the leading causes for Mangrove destruction. Habitat destruction through human encroachment has been the primary cause of mangrove loss. Coastal shields-The mangroves act as shields and protect the inner coastal areas from the destruction caused due to cyclones or storms. Please use a genuine email ID and provide your name. Known by reporter, Almudena Serpis as “one of Cancun’s last wild nature enclaves,” these mangroves were literally torn apart in a single day. Selected comments may also be used in the ‘Letters’ section of the Down To Earth print edition. The end of January came to a sad close in Cancun, Mexico this year when the federal government authorized the destruction of one of the last mangrove swamps located in the area. As a result, mangroves get depleted to the tune of 2-8 percent annually. "The escalating destruction and degradation of mangroves - driven by land conversion for aquaculture and agriculture, coastal development, and pollution - is occurring at an alarming rate, with over a quarter of the earth's original mangrove cover now lost,” said UN Under-Secretary-General … The destruction is caused either knowingly or unknowingly of values of mangroves, but certainly ignoring the consequence of the loss. "Destruction of mangroves has definitely been one of the major causes of flooding, since the land reclaimed from mangroves is now blocking the rain water from flowing out into the sea. Inform | Mangrove and Coral Destruction New research identifies ‘triple trouble’ for mangrove coasts The study found that mangrove forests, their large biodiversity and the coastal protection they provide are under pressure from three distinct threats—sea-level rise, lack of mud and squeezed habitats. Causes of Depletion of mangroves. You can further help us by making a donation. They are referred to as ‘tidal forests’ and belong to the category of ‘tropical wetland rainforest ecosystem’. "Destruction of mangroves has definitely been one of the major causes of flooding, since the land reclaimed from mangroves is now blocking the rain water from flowing out into the sea. We believe strongly that we can and must do things differently. V. MANGROVE DESTRUCTION IN MUMBAI Rapid developments like housing, industrialization, pollution and increasing population of Mumbai has resulted into degradation of mangroves. Human activities are the leading causes for Mangrove destruction. Comments are moderated and will be published only after the site moderator’s approval. This will mean a lot for our ability to bring you news, perspectives and analysis from the ground so that we can make change together. Mangroves absorb excess water but they are being destroyed in Mumbai in the guise of infrastructure development, city-based environmentalist Debi Goenka told PTI. Mangroves serve as nesting areas, for coastal birds such as brown pelicans and roseate spoonbills. The importance of mangroves to people: a call to action. ... Obviously, their destruction is directly linked to the low catch of fish and shrimps. The current rate of destruction of mangroves is three to five times greater than the average rates of forest loss. An organic shrimp farming initiative and a mangrove protection law have cut human-caused destruction in Vietnam, but waves and storms are eating away at … Causing tremendous damage to mangroves, herbicides, oil spills, and other types of water pollution may result in the death of these plants. Human activities have caused the loss of half the world’s forests, wetlands, grasslands, and mangroves; annual use of 75% more resources than Earth … Mangrove restoration is the regeneration of mangrove forest ecosystems in areas where they “Destruction of mangroves has definitely been one of the major causes of flooding, since the land reclaimed from mangroves is now blocking the rain water from flowing out into the sea. The Indo-Malaysian area is considered as the cradle of evolution of mangrove ecosystem (Krishnamurthy, 1993), because it is widely believed that the mangrove plants developed first in this area and then only spread to other regions of the tropics. 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 Thailand Mumbai mangroves can provide a large base for research opportunities for researchers in Botany, Flora and Fauna of Mumbai coastline studies. Causes of Depletion of mangroves Sea level rise and coastal erosion Due to global warming, the sea levels are continuously rising. “This has potentially devastating effects on biodiversity, food security and the livelihoods of some of the most marginalised coastal communities in developing countries where more than 90 per cent of the world's mangroves are found.". Research shows that mangroves play a key role in carbon sequestration – removing about 1,000 tonnes of carbon per hectare – over thousands of years. Causes of Depletion of mangroves. Due to global warming, the sea levels are continuously rising. They also protect coastal communities from extreme weather events such as tropical storms, cyclones and tsunamis. We are a voice to you; you have been a support to us. These include creating a global mangrove fund, encouraging mangrove conservation through carbon credit markets, promoting economic incentives for their sustainable use and ensuring that mangrove protection finds space in wider Marine Spatial Planning and policy frameworks. Mangroves are salt-tolerant vegetation that grows in intertidal regions of rivers and estuaries. UN report recommends implementation of policies and laws to protect mangroves. Various threats to the mangrove resources and their root causes should be identified, and earnest measures should be taken to eliminate those causes. Rates and drivers of mangrove deforestation in Southeast Asia, 2000–2012, Proceedings of the National Academy of … At the existing rate, South East Asia could lose 35 per cent of its mangrove cover of 2000 in the next 35 years. Mangroves absorb excess water but they are being destroyed in Mumbai in the guise of infrastructure development, city-based environmentalist Debi Goenka told . … Sea level rise and coastal erosion: Due to global warming, the sea levels are continuously rising. Habitat destruction through human encroachment has been the primary cause of mangrove loss. 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 Philippines have each lost more than 60 percent of their mangrove forests. The threats posed by human activities can upset the natural balance and cause their depletion. Updated on 03 Oct 2019 |   Added on .01 Oct 2019  |  by admin. Mangrove restoration is the regeneration of mangrove forest ecosystems in areas where they The mangroves act as shields and protect the inner coastal areas from destruction caused due to cyclones or storms. Due to global warming, the sea levels are continuously rising. The threats posed by human activities can upset the natural balance and cause their depletion. In a broader sense, Mangroves ecosystem is the interface between terrestrial forests and aquatic marine ecosystems. Our aim is to bring you news, perspectives and knowledge to prepare you to change the world. Thus, the mangroves have an important role in sustaining and preserving coastal ecosystem. Sea level rise and coastal erosion. The primary cause of destruction throughout the world is clear cutting, illegal dumping and reclamation; these are carried for the purpose of agricultural activities, aquaculture, urban expansion, and resort development and have threatened the majority of mangrove ecosystem. Various threats to the mangrove resources and their root causes should be identified, and earnest measures should be taken to eliminate those causes. Sea level rise and coastal erosion. They are referred to as ‘tidal forests’ and belong to the category of ‘tropical wetland rainforest ecosystem’. They are referred to as ‘tidal forests’ and belong to the category of ‘tropical wetland rainforest ecosystem’. Mangroves are one of the most precious elements of coastal ecology due to their role as a sustainer of biological diversity of the region. Of these, clear-felling, aquaculture and over-exploitation of fisheries in mangroves are expected to be the greatest threats to mangrove species over the next 10–15 years [29] . Coastal shields- The mangroves act as shields and protect the inner coastal areas from the destruction caused due to cyclones or storms. Widespread destruction of mangroves along the coasts results in economic damages of $6 – 42 billion every year, says a report titled “The Importance of Mangroves: A Call to Action”, released by the United Nations Environment Programme on Monday. All rights reserved. The main causes of the destruction of mangrove swampland include population pressure, conversion for shrimp and fish farming, agriculture, infrastructure and tourism, as … At present, the greatest threat to mangroves worldwide is the farmed shrimp industry. Despite consistent experience of high growth, India still goes with the lowest indicators of human development. Mangroves are very susceptible to herbicides as demonstrated in South Vietnam by the U.S. military by the defoliation and destruction of over 250,000 acres (1,012 square kilometers) of mangroves. © Copyright Down To Earth 2020. “The escalating destruction and degradation of mangroves – driven by land conversion for aquaculture and agriculture, coastal development, and pollution – is occurring at an alarming rate, with over a quarter of the earth’s original mangrove cover now … The loss of mangroves contributes to nearly one-fifth of global emissions from deforestation. Invasion by alien species Introduction of non-native and alien species of plants and animals are causing threat to the endemic species of the region. As a result the density of mangroves in and around Mumbai has been on a decline. This has led to imbalance in … As a result, mangroves get depleted to the tune of 2-8 percent annually. Thus, the mangroves have an important role in sustaining and preserving coastal ecosystem. Climate change also affects their survival. Causes of Mangrove Depletion. We believe information is a powerful driver for the new tomorrow.