This paper presents an overview of the environmental impact of river sand mining in Kerala, with special reference to the groundwater.
Beside on-site effects, uncontrolled sand mining also has off-site effects thereby causing great harm to the aquatic and terrestrial ecosystems. The damage to the environment is wide and encompassing from damage to the river to the loss of the biodiversity.
Sand mining, a severe environmental problem to the river basins of Kerala, have numerous impacts on land, water and biota. The study revealed that channel …
The environmental impact of sand mining may vary depending upon geologic and geomorphic settings, river sizes, resource availability, climatic conditions, etc in order to mitigate the impact. The River basins are seriously threatened due to excessive sand extraction which in turn affects the groundwater recharge.
As rampant sand mining activities in the river impose serious environmental problems in the basin environments, the Centre for Earth Science Studies (CESS), a premier research institution, based at Thiruvananthapuram in Kerala state was directed by the Hon'ble Courts and the Government of Kerala to carry out studies on the …
He is an expert in Quaternary Geology and Environmental Geology and has been studying sand mining and related environmental problems for almost 20 years. Dr. K. Maya is a research scientist at the Centre for Earth Science Studies (Trivandrum, Kerala, India). She is an expert in River Basin Studies and River Management & …
The present paper presents an outline of the environmental impact of river sand mining and possible means of minimizing the impact. ... A major outcome of Kerala's sand auditing is the collection of large datasets of river cross-sectional information that can be used, inter alia, in flood modeling studies to formulate sustainable river basin ...
He is an expert in Quaternary Geology and Environmental Geology and has been studying sand mining and related environmental problems for almost 20 years. Dr. K. Maya is a research scientist at the Centre for Earth Science Studies (Trivandrum, Kerala, India). She is an expert in River Basin Studies and River Management & Restoration.
Request PDF | Environmental effects of river sand mining: A case from the river catchments of Vembanad lake, Southwest coast of India | Rivers in the southwest coast of India are under immense ...
Here we report the environmental effects of river sand mining from the small rivers (catchment area < 10,000 km2; Milliman and Syvitski 1992) debouching into the largest marginal lagoon, in the southwest coast of
Although the river bed resource is very limited in their storage zones, the quantity of sand mining is manifold higher than natural replenishments. In Kerala, the environmental effects of river sand mining have been a theme of research from 1986 onwards with the pioneering investigations of Thrivikramaji . He addressed the …
This study reviews the river sand audit methodology applied in Kerala, India, from 2011 to 2019 in terms of geographical coverage, results, and Sand Auditing is the process that evaluates the health status of rivers subjected to sand mining.
Lack of adequate information regarding the environmental impacts caused by sand mining is a major threat challenging regulatory efforts and minimizing the adverse effects in alluvial river sand mining. These situations are also true along the Kangsabati River, an alluvial channel between Mukutmonipur dams to Rajnagar confluence site.
Mining of sand and gravel with little regard to natural replenishment processes have imposed marked changes on the biophysical environment of the small rivers of Kerala in the southwest India. Considering the importance of management of river bed resources, the...
Depending on the geological and geomorphological setting, the magnitude of the environmental impacts of river sand mining also varies. The activity imposes marked environmental impacts on land, water, atmosphere, …
The cumulative effects of uncontrolled sand mining have substantially altered the physical, chemical and biological environments of the small southwest Indian rivers. Table 5 shows some of the general impacts of river sand mining noticed in the river catchments of Vembanad lake. Degradation of rivers is severe in the alluvial …
But to house those people, industrial sand mining or aggregate extraction – where sand and gravel are removed from river beds, lakes, the oceans and beaches for use in construction – is happening at a rate faster than the materials can be renewed. This is having a huge impact on the environment.
Socio-environmental impact of river sand mining: An example from Neyyar River, Thiruvananthapuram District of Kerala, India. IOSR Journal of Humanities and Social Science (IOSR-JHSS), 19 (1), 01–07.
Here we report the environmental impacts of sand mining in one of the important rivers of Kerala—the Periyar river, an example—to highlight the significance of the issue. On an average, 5.657 million ty1 of sand is being extracted from the main channels and 0.979 x 106 ty1 from the tributary/distributary systems of the Periyar river ...
Sand mined areas loose scenic beauty, cause radiation based on the component minerals, dust pollution, creates noise and vibration and spoils roads and other structures. This paper reviewed the sand mining impacts on river, dune, marine, hydrological, biological and sociological environments with some worldwide case studies.
This book addresses most of the environmental impacts of sand mining from small rivers The problems and solutions addressed in this book are applicable to all rivers that drain through densely populated tropical coasts undergoing rapid economic growth. Many rivers in the world are drastically being altered to levels often beyond their natural resilience …
of informed policies. See Fig. 2.0 illustrating the conceived causes, proposed interventions and environmental impacts of sand mining in river Kivou. Sand mining in this river is going on at a high rate which is uncontrolled, a factor that raises need to study the phenomena in a bid to enrich the existing technical literature and inform the
Socio-Environmental Impact of River Sand Mining: An Example from Neyyar River, Thiruvananthapuram District of Kerala, India
Sand Auditing is the process that evaluates the health status of rivers subjected to sand mining. This study reviews the river sand audit methodology applied in Kerala, India, from 2011 to 2019 in terms of geographical coverage, results, and applications. It demonstrates the sand audit methodology, the agencies and authorities …
Sand is an indispensable natural resource for any society. Despite society's increasing dependence on sand, there are major challenges that this industry needs to deal with: limited sand resources, illegal mining, and environmental impact of sand mining. The purpose of this paper is twofold: to present an overview of the sand market, highlighting …
This river received attention due to variegated reasons, like the absence of reservoir in the entire stretch, rampant illegal sand mining throughout the course, brick sand mining, alteration of river banks, etc.
Environmental effects of sand mining from Kallada river, Kollam district, Kerala state. In. Earth Resources and Environment (Ed. R. Venkatachalapathy), pp. 353-362.
Indiscriminate sand and gravel mining over the years has imposed irreparable damages to the river ecosystems in the southwest coast of India. Lack of adequate information regarding the extend of environmental impacts caused by sand mining is a major lacuna challenging regulatory efforts and minimizing the adverse …
The indiscriminate and unscientific sand mining has become a serious environmental threat to the river systems of Kerala. The present study focuses on the determination of sand inflow in different stretches of the Periyar River and thereby optimizing the sand removal by considering several socio-economic and topographical features.
Sand mining from rivers is a major environmental issue in Kerala and the urgent need for regulating sand extraction based on a scientific assessment of the amount of sand available is widely ...
This research aimed to determine the social, economic, and environmental impact of Saddang River sand mining on local communities and the Pinrang district government.
Loss of life: Deep pits formed as a result of sand mining have resulted in accidental deaths of people in certain instances such as in the Neyyar River basin of …
Sunilkumar, R., 2002, Impact of Sand Mining on Benthic Fauna: A Case Study from Achankovil River in Kerala. Report, Centre for Earth Science Studies, Thiruvananthapuram, Kerala, 38 p. Google Scholar
Rivers, the most important life sustaining systems in tropics and subtropics, are under immense pressure due to various kinds of human interventions. Among these, indiscriminate sand and gravel mining from the active channels and floodplains are the most disastrous one as the activity threatens the very existence of the river ecosystem. …
Lack of adequate knowledge on the adversities of sand mining is a major setback challenging regulatory measures. Here we report the environmental impacts of sand …
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