{"id":16064,"date":"2025-08-29T09:37:45","date_gmt":"2025-08-29T04:07:45","guid":{"rendered":"https:\/\/vajiramandravi.com\/upsc-exam\/?p=16064"},"modified":"2025-08-29T12:29:39","modified_gmt":"2025-08-29T06:59:39","slug":"urban-wetlands","status":"publish","type":"post","link":"https:\/\/vajiramandravi.com\/upsc-exam\/urban-wetlands\/","title":{"rendered":"Urban Wetlands, Meaning, Importance, Challenges, Conservation Measures"},"content":{"rendered":"<p><b>Urban wetlands<\/b><span style=\"font-weight: 400\"> are vital ecosystems that regulate water flow, support biodiversity, and provide environmental benefits. These wetlands help in <\/span><b>flood control, water purification, and climate regulation<\/b><span style=\"font-weight: 400\">. However, rapid urbanization has led to significant wetland losses in major Indian cities, with Chennai losing 90%, Mumbai 71%, and Bengaluru 56%.\u00a0<\/span><\/p>\r\n<p><span style=\"font-weight: 400\">Urban wetlands conservation efforts include the Wetlands (Conservation and Management) Rules, 2017, the <\/span><b>Ramsar Convention<\/b><span style=\"font-weight: 400\">, and the <\/span><b>National Wetlands Conservation Programme<\/b><span style=\"font-weight: 400\"> (NWCP). Sustainable measures like desilting, fencing, and community participation are crucial for their protection.<\/span><\/p>\r\n<h2><span style=\"font-weight: 400\">What is Urban Wetland?<\/span><\/h2>\r\n<p><span style=\"font-weight: 400\">Urban Wetlands are land areas flooded with water, seasonally or permanently. These wetlands are found in and around cities or their suburbs. They include rivers and their flood plains, lakes, swamps, and coastal variants such as salt marshes, mangroves, and coral reefs.<\/span><\/p>\r\n<ul>\r\n\t<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Urban wetlands serve as natural <\/span><b>Green-Blue Infrastructure<\/b><span style=\"font-weight: 400\"> (GBI), supporting biodiversity and essential ecological functions.\u00a0<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">They are often referred to as a <\/span><b>\u201ccity\u2019s kidneys\u201d<\/b><span style=\"font-weight: 400\"> and <\/span><b>\u201cbiodiversity library\u201d<\/b><span style=\"font-weight: 400\"> due to their role in water filtration and habitat preservation.<\/span><\/li>\r\n<\/ul>\r\n<h2><span style=\"font-weight: 400\">State of Urban Wetlands<\/span><\/h2>\r\n<p><span style=\"font-weight: 400\">According to estimates by <\/span><b><i>Wetlands International South Asia<\/i><\/b><span style=\"font-weight: 400\">, nearly 30% of India's natural wetlands have been lost in the past three decades. Major cities have seen significant wetland losses:<\/span><\/p>\r\n<ul>\r\n\t<li style=\"font-weight: 400\"><b>Chennai:<\/b><span style=\"font-weight: 400\"> 90% lost due to unplanned urbanization.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Mumbai:<\/b><span style=\"font-weight: 400\"> 71% lost to construction and pollution.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Ahmedabad:<\/b><span style=\"font-weight: 400\"> 57% lost due to rapid urban expansion.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Hyderabad:<\/b><span style=\"font-weight: 400\"> 55% lost due to inefficient waste management and unchecked development.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Bengaluru:<\/b><span style=\"font-weight: 400\"> 56% lost due to infrastructure development.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Vadodara:<\/b><span style=\"font-weight: 400\"> 30.5% lost due to encroachment and construction.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Delhi-NCR:<\/b><span style=\"font-weight: 400\"> 38% lost due to eutrophication and urban expansion<\/span><\/li>\r\n<\/ul>\r\n<h2><span style=\"font-weight: 400\">Importance of Urban Wetlands<\/span><\/h2>\r\n<p><span style=\"font-weight: 400\">The importance of urban wetlands lies in their role in filtering pollutants, regulating water quality, and mitigating floods while supporting <\/span><b>livelihoods<\/b><span style=\"font-weight: 400\"> through fisheries and eco-tourism. A comprehensive explanation is provided below:<\/span><\/p>\r\n<ul>\r\n\t<li style=\"font-weight: 400\"><b>Natural Water Management: <\/b><span style=\"font-weight: 400\">Wetlands act as <\/span><b>\u201cnature\u2019s kidneys,\u201d<\/b><span style=\"font-weight: 400\"> filtering pollutants, regulating water quality, and storing excess rainwater.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Flood Control:<\/b><span style=\"font-weight: 400\"> Wetlands naturally absorb excess rainwater, reducing urban flooding risks. Coastal wetlands, like mangroves, also act as barriers against storm surges.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Drinking Water Recharge:<\/b><span style=\"font-weight: 400\"> These ecosystems help replenish groundwater by filtering rainwater and reducing harmful runoff, ensuring a clean and steady water supply.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Water Filtration &amp; Pollution Control:<\/b><span style=\"font-weight: 400\"> Wetlands act as natural filters, removing pollutants and treating wastewater, improving overall water quality in urban areas.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Air Quality Improvement:<\/b><span style=\"font-weight: 400\">\u00a0 The high moisture content in wetlands helps regulate temperature and humidity, creating a more livable urban environment.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Enhancing Human Well-Being:<\/b><span style=\"font-weight: 400\"> Wetlands provide green spaces for recreation and relaxation, promoting mental and physical health in urban settings.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Economic &amp; Livelihood Support:<\/b><span style=\"font-weight: 400\"> Wetlands sustain fisheries, provide raw materials, and boost eco-tourism, creating economic opportunities for local communities.<\/span><\/li>\r\n<\/ul>\r\n<h2><span style=\"font-weight: 400\">Challenges to Urban Wetlands<\/span><\/h2>\r\n<p><span style=\"font-weight: 400\">Challenges to Urban Wetlands arise from encroachment, pollution, climate change, and weak policies, leading to habitat loss and ecological decline. The following are key challenges faced by urban wetlands:<\/span><\/p>\r\n<ul>\r\n\t<li style=\"list-style-type: none\">\r\n<ul>\r\n\t<li style=\"font-weight: 400\"><b>Expansion &amp; Encroachment:<\/b><span style=\"font-weight: 400\"> Rapid urbanization leads to wetland conversion into built-up areas, reducing their ecological functions.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Pollution &amp; Waste Management Issues:<\/b><span style=\"font-weight: 400\"> Industrial waste, untreated sewage, and urban runoff degrade wetland ecosystems.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Climate Change:<\/b><span style=\"font-weight: 400\"> Rising temperatures and unpredictable weather patterns increase wetland degradation risks.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Development v\/s Conservation:<\/b><span style=\"font-weight: 400\"> Lack of integrated planning results in wetlands being sacrificed for infrastructure projects<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Disruption by invasive species: <\/b><span style=\"font-weight: 400\">Like<\/span> <b><i>Prosopis juliflora<\/i><\/b><span style=\"font-weight: 400\"> disrupts native biodiversity, reducing wetland productivity and increasing water loss, necessitating removal for ecosystem recovery.<\/span><\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<ul>\r\n\t<li><b>Damming and water abstraction: <\/b><span style=\"font-weight: 400\">Disrupt wetlands by altering flow and sediment balance, impacting ecosystems like Keoladeo Ghana, Loktak, Chilika, and Vembanad Kole.<\/span><\/li>\r\n<\/ul>\r\n<ul>\r\n\t<li style=\"font-weight: 400\"><b>Awareness &amp; Policy Gaps:<\/b><span style=\"font-weight: 400\"> Limited public understanding and weak enforcement of wetland conservation policies hinder protection efforts.<\/span><\/li>\r\n<\/ul>\r\n<h2><span style=\"font-weight: 400\">\u00a0Urban Wetlands Conservation Measures<\/span><\/h2>\r\n<p><span style=\"font-weight: 400\">India has implemented various legal frameworks and initiatives like Wetlands (Conservation and Management) Rules, 2017, and the Ramsar Convention to protect urban wetlands. The following are the key measures taken for the conservation of urban wetlands:<\/span><\/p>\r\n<ul>\r\n\t<li style=\"list-style-type: none\">\r\n<ul>\r\n\t<li style=\"font-weight: 400\"><b>Wetlands (Conservation and Management) Rules, 2017:<\/b><span style=\"font-weight: 400\"> Replaced the Wetlands (Conservation and Management) Rules, 2010 to strengthen legal protection. It defines wetlands to include marshes, lakes, ponds, oxbow lakes, riverine wetlands, tanks, lagoons, and mangroves.<\/span>\r\n<ul>\r\n\t<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">It restricts activities such as industrial discharge, encroachment, and solid waste dumping.<\/span><\/li>\r\n<\/ul>\r\n<\/li>\r\n\t<li style=\"font-weight: 400\"><b>Wetland City Accreditation Scheme:<\/b><span style=\"font-weight: 400\"> The Wetland City Accreditation (WCA) is a voluntary Ramsar Convention initiative that recognizes cities for conserving and promoting the sustainable use of urban and peri-urban wetlands.<\/span>\r\n<ul>\r\n\t<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Indore and Udaipur are India's first two cities to achieve Wetland City Accreditation (WCA) under the Ramsar Convention.<\/span><\/li>\r\n<\/ul>\r\n<\/li>\r\n\t<li style=\"font-weight: 400\"><b>National Plan for Conservation of Aquatic <\/b><a href=\"https:\/\/vajiramandravi.com\/upsc-exam\/ecosystem\/\" target=\"_blank\"><b>Ecosystem <\/b><\/a><b>(NPCA), 2023: <\/b><span style=\"font-weight: 400\">It aims to halt wetland degradation and promote sustainable management. It encourages a cross-sectoral approach to integrate wetlands into broader urban and environmental planning.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>National Mission for Clean Ganga (NMCG), 2021:<\/b><span style=\"font-weight: 400\"> It developed a toolkit for urban wetland management, focusing on local stakeholder participation. It encourages GIS and remote sensing for mapping and protecting city wetlands.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Census of Water Bodies (2018-19, Published 2021): <\/b><span style=\"font-weight: 400\">It was conducted by the Ministry of Jal Shakti alongside the Sixth Minor Irrigation Census. It documented 24.2 lakh water bodies, classifying them based on ownership and encroachment.\u00a0<\/span>\r\n<ul>\r\n\t<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">It provided critical data for urban wetland conservation planning.<\/span><\/li>\r\n<\/ul>\r\n<\/li>\r\n\t<li style=\"font-weight: 400\"><b>National Wetlands Conservation Programme (NWCP): <\/b><span style=\"font-weight: 400\">Initiated to identify and conserve wetlands across India. It provides financial and technical assistance for wetland conservation efforts.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Ramsar Convention: <\/b><a href=\"https:\/\/vajiramandravi.com\/upsc-exam\/ramsar-sites-in-India\/\" target=\"_blank\"><strong>Ramsar Sites in India<\/strong><\/a><span style=\"font-weight: 400\"> are wetlands of international importance designated under the Ramsar Convention. The Ramsar Convention is an international treaty for the conservation and sustainable use of wetlands.<\/span>\r\n<ul>\r\n\t<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">As of February 2025, India has 89 Ramsar Sites, the highest number in South Asia.<\/span><\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<ul>\r\n\t<li><b>State-Level Urban Wetland Protection Initiatives:<\/b><\/li>\r\n<\/ul>\r\n<ul>\r\n\t<li style=\"list-style-type: none\">\r\n<ul>\r\n\t<li style=\"font-weight: 400\"><b>East Kolkata Wetlands Management Action Plan (EKWMAP): <\/b><span style=\"font-weight: 400\">Integrated management approach for sewage treatment and wetland protection.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Mumbai Climate Action Plan (MCAP):<\/b><span style=\"font-weight: 400\"> Recognizes wetlands' importance but lacks a defined roadmap.<\/span><\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<h2><span style=\"font-weight: 400\">Urban Wetlands Way Forward<\/span><\/h2>\r\n<p><span style=\"font-weight: 400\">Urban Wetland Conservation includes desilting, recharge puddles, fencing, community participation, government collaboration, and CSR incentives to ensure sustainability.<\/span><\/p>\r\n<ul>\r\n\t<li style=\"font-weight: 400\"><b>Desilting and contouring: <\/b><span style=\"font-weight: 400\">Improve water retention capacity by removing excess silt, reshaping lake beds, and building dual embankments to enhance flood resilience.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Recharge puddles (baby ponds)<\/b><span style=\"font-weight: 400\">: They increase groundwater recharge rates, ensuring year-round water availability for sustaining urban wetlands and supporting biodiversity.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Fencing and controlled access<\/b><span style=\"font-weight: 400\"> prevent encroachments, reduce pollution risks, and allow responsible public usage while preserving urban wetland ecosystems.<\/span><\/li>\r\n\t<li style=\"font-weight: 400\"><b>Inter-Departmental collaboration<\/b><span style=\"font-weight: 400\">: It ensures regulatory support, demarcation, and infrastructure protection by engaging municipal corporations, district administrations, and water resource departments.<\/span><\/li>\r\n<\/ul>\r\n<h2><span style=\"font-weight: 400\">Urban Wetlands UPSC PYQs<\/span><\/h2>\r\n<p><b>Q1.<\/b><span style=\"font-weight: 400\"> If a wetland of international importance is brought under the \u2018Montreux Record\u2019, what does it imply? <\/span><b>(UPSC\u00a0 Prelims 2014)<\/b><\/p>\r\n<p><span style=\"font-weight: 400\">(a) Changes in ecological character have occurred, are occurring, or are likely to occur in the wetland as a result of human interference.\u00a0<\/span><\/p>\r\n<p><span style=\"font-weight: 400\">(b) The country in which the wetland is located should enact a law to prohibit any human activity within five kilometers from the edge of the wetland.\u00a0<\/span><\/p>\r\n<p><span style=\"font-weight: 400\">(c) The survival of the wetland depends on the cultural practices and traditions of certain communities living in its vicinity and therefore the cultural diversity therein should not be destroyed.\u00a0<\/span><\/p>\r\n<p><span style=\"font-weight: 400\">(d) It is given the status of \u2018World Heritage Site.\u2019\u00a0<\/span><\/p>\r\n<p><b>Ans:<\/b><span style=\"font-weight: 400\"> (a)\u00a0<\/span><\/p>\r\n<p><b>Q2.<\/b><span style=\"font-weight: 400\"> What is wetland? Explain the Ramsar concept of \u2018wise use\u2019 in the context of wetland conservation. 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Know about Urban Wetlands, Importance, Conservation Measures <\/p>\n","protected":false},"author":23,"featured_media":16062,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[239],"tags":[1509],"class_list":{"0":"post-16064","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-quest-level-4","8":"tag-urban-wetlands"},"acf":[],"_links":{"self":[{"href":"https:\/\/vajiramandravi.com\/upsc-exam\/wp-json\/wp\/v2\/posts\/16064","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vajiramandravi.com\/upsc-exam\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vajiramandravi.com\/upsc-exam\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/upsc-exam\/wp-json\/wp\/v2\/users\/23"}],"replies":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/upsc-exam\/wp-json\/wp\/v2\/comments?post=16064"}],"version-history":[{"count":0,"href":"https:\/\/vajiramandravi.com\/upsc-exam\/wp-json\/wp\/v2\/posts\/16064\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/upsc-exam\/wp-json\/wp\/v2\/media\/16062"}],"wp:attachment":[{"href":"https:\/\/vajiramandravi.com\/upsc-exam\/wp-json\/wp\/v2\/media?parent=16064"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramandravi.com\/upsc-exam\/wp-json\/wp\/v2\/categories?post=16064"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramandravi.com\/upsc-exam\/wp-json\/wp\/v2\/tags?post=16064"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}