River Basin

Order of the National Green Tribunal regarding deterioration of Nayar river, Uttarakhand, 05/06/2025

Order of the National Green Tribunal in the matter of In Re: News Item titled "Nayar river is vanishing - a yatra reveals conservation goes beyond science and policy" appearing in ‘The Down To Earth’ dated 03.06.2025. The original application was registered suo-motu based on the news item titled "Nayar …

Working with communities to conserve the Ganges river dolphin and the ecosystem

WWF establishes a project in 2001 to involve local communities in aquatic biodiversity conservation with dolphins as flagship species. Farida village in Uttar Pradesh was selected as local communities were most backward and highly dependent on the river sources for livelihood thereby directly impacting dolphin habitat.

Mitigating economic damage in Kenyas Upper Tana River Basin

The Upper Tana River Basin is one of Kenya's most important natural resource bases. Its Masinga Reservoir supplies water and hydroelectric power for 65 percent of the nation. Unregulated deforestation and expansion of cultivation practices onto marginal soils has resulted in significant reservoir siltation, reduced ecosystem function, and more erratic …

Modeling hydrological response of the Upper Suriname river basin to climate change

The goal of this paper is to assess the impact of future climate change on the hydrological regime of the tropical Upper Suriname river basin (7,860 km2) located in Suriname. GCM based climate scenarios from the MAGICC/SCENGEN model and 14 hypothetical climate scenarios are used to examine potential changes in …

The Tungabhadra river basin: proceedings of the first stakeholder meeting

A stakeholder workshop for the Tungabhadra basin was organised by the Society for Promoting Participative Eco-system Management (SOPPECOM) and the UNESCO Centre for Water Law, Policy and Science of Dundee University in Scotland in Hospet, India (Karnataka) on 9-10 January 2007. The ensuing discussions centred on the issues in the …

Detecting the long-term impacts from climate variability and increasing water consumption on runoff in the Krishna river basin

Variations in climate, land-use and water consumption can have profound effects on river runoff. There is an increasing demand to study these factors at the regional to river basin-scale since these effects will particularly affect water resources management at this level. This paper presents a method that can help to …

Role of Ganga and Brahmaputra in the scheme of interlinking Indian rivers

The present paper is an analysis of the scheme for the interlinking of rivers on a National Water Grid that would transfer water from one basin to another, from a water source having surplus water to areas with scarce water resources. The idea of interlinking two of the great river …

Equity, access allocation: Conflict in the Bhavani

An increase in population, unplanned expansion in the command area of the river Bhavani in Tamil Nadu and the growing domestic and industrial demand for water have intensified competition among water users in the river basin.

India's dam shame: why polavaram dam must not be built

Polavaram dam is an extravagant waste of public money that will provide little benefit to few people. It will set the state of Andhra Pradesh back for decades and may prevent Andhra Pradesh sharing in the economic prosperity experienced by the rest of India. This booklet argues that the Polavaram …

India's dam shame: why polavaram dam must not be built

Polavaram dam is an extravagant waste of public money that will provide little benefit to few people. It will set the state of Andhra Pradesh back for decades and may prevent Andhra Pradesh sharing in the economic prosperity experienced by the rest of India. This booklet argues that the Polavaram …

World commission on dams (WCD) recommendation on gaining public acceptance (GPA) for large dams on international rivers...

The construction of Tipaimukh dam by India on the international Barak river has raises a number of questions in relation to successful implementation of World Commission on Dams (WCD) recommendation on Gaining Public Acceptance (GPA) for large dams. The government of India had never officially informed the lower riparian state …

Identification of sea-water ingress using strontium and boron in Krishna Delta, India

The distribution trends of trace elements over North and South Krishna delta were examined in relation to fresh-, brackish- and saline-water zonations. Strontium and boron have shown significant variations in fresh-, brackish- and saline-water environment. Strontium has shown a variation from 23 to 1500 mg/l in freshwater, 1650 to 2760 …

Climate change impacts on water resources in India

Water is important for economic development, and many parts of India already face issues of water scarcity. This study predicts that intensity of rainfall will increase under climate change. Issues such as water scarcity may also become more prevalent. The marked rise in precipitation intensity and variability in extremes will …

GIS in flood hazard mapping: a case study of Kosi River Basin, India

Flood Hazard Mapping is a vital component for appropriate land use planning in flood-prone areas. It creates easily-read, rapidly-accessible charts and maps which facilitates the administrators and planners to identify areas of risk and prioritize their mitigation/ response efforts. This article presents an efficient methodology to accurately delineate the flood-hazard …

Hydrological impact study of Tipaimukh dam of India on Bangladesh

The main objective of this study can be asserted as to assess the probable impacts, which are likely to be happened due to the operation of proposed Tipaimukh Hydro Electric Dam (Multipurpose) Project of India by storing, regulating, withdrawal or diversion of the Barak River flow on the northeast region …

Evaluation of geomorphic control on flood hazard through Geomorphic Instantaneous Unit Hydrograph

Flood hazard in a basin depends upon the hydrological response of the upstream basin area. The upstream basin area may produce different amounts of run-off for a given rainfall based on its hydrologic response. The present communication shows the importance of drainage network characteristics in understanding the hydrologic response of …

Geomorphological manifestations of the flood hazard: A remote sensing based approach

Flood hazard is one of the most severe problems in the Himalayan river basins. Although floods are essentially hydrological phenomenon, the uneven distribution of floods in the river basin highlights the control of geomorphological and geological factors. A proper understanding of these factors is critical for a successful flood management …

Research on thin ice

Motion and change are the sum total of a glacier's life. These massive ice-fields were for long considered a delightful compromise between the seasonal variations in snow level. However, the balance of nature has now melted into the past. Despite looking the picture of tranquillity while metamorphosing, glaciers are today …

Quantifying the risk of extreme seasonal precipitation events in a changing climate

Increasing concentrations of atmospheric carbon dioxide will almost certainly lead to changes in global mean climate. But because - by defnition-extreme events are rare, it is significantly more difficult to quantify the risk of extremes. Ensemblebased probabilistic predictions, as used in short- and medium term forecasts of weather and climate, …

Increasing risk of great floods in a changing climate

Radiative effects of anthropogenic changes in atmospheric composition are expected to cause climate changes, in particular an intensification of the global water cycle with a consequent increase in flood risk. But the detection of anthropogenically forced changes in flooding is difficult because of the substantial natural variability, the dependence of …

Water: Charting a course for the future II

Water has suddenly become a favoured subject for seminars and conferences all over the world. A common trend in most of the discussions is to proceed from projections of demand to supply-side solutions in the form of ‘water resource development’ projects; estimate the massive investment funds needed; take note of …

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