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 …

Groundwater depletion in the West Liaohe River Basin, China and its implications revealed by GRACE and in situ measurements

The West Liaohe River Basin (WLRB) is one of the most sensitive areas to climate change in China and an important grain production base in the Inner Mongolia Autonomous Region of China. Groundwater depletion in this region is becoming a critical issue. Here, we used the Gravity Recovery and Climate …

Promoting development in shared river basins: tools for enhancing transboundary basin management

Transboundary freshwater systems create inevitable linkages and interdependencies between countries. The use of shared water resources by one country will, in most cases, impact other countries sharing the same system. At the same time, coordination among countries in the development of transboundary basins can yield greater benefits than would be …

Variability and time series trend analysis of rainfall and temperature in northcentral Ethiopia: A case study in Woleka sub-basin

Examining the spatiotemporal dynamics of meteorological variables in the context of changing climate, particularly in countries where rainfed agriculture is predominant, is vital to assess climate-induced changes and suggest feasible adaptation strategies. To that end, trend analysis has been employed to inspect the change of rainfall and temperature in northcentral …

Governing the commons ?: water and power in Pakistan's Indus basin

Surface irrigation is a common pool resource characterized by asymmetric appropriation opportunities across upstream and downstream water users. Large canal systems are also predominantly managed by the state. This paper studies water allocation under an irrigation bureaucracy subject to corruption and rent-seeking. Data on the landholdings and political influence of …

Climate change‑induced hazards and local adaptations in agriculture: a study from Koshi River Basin, Nepal

Changes in climate, associated hazards, local adaptations in agriculture, and socioeconomic factors affecting adaptation were investigated using data from a large survey of 2310 households (HHs) in the Koshi River Basin (KRB), Nepal. More than 80% of HHs had perceived changes in climate in the 10 years preceding the survey, …

The status of glacial lakes in the Hindu Kush Himalaya

This report provides comprehensive information about the glacial lakes of five major river basins of the Hindu Kush Himalaya (HKH) — Amu Darya, Indus, Ganges, Brahmaputra, and Irrawaddy, including Mansarovar Interior Basin — representing the year 2005, which helps to fill the data gap of glacial lakes information in the …

Dependence of riparian communities on ecosystem services in Northern Ghana

This study investigated the dependence of three riparian communities on ecosystem services in northern Ghana. Participatory mapping and ranking exercises in gender-segregated groups were used to elicit information on the communities’ livelihoods. The most important ecosystem-based activities (EBA) are farming, fishing, livestock watering and grazing, collection of wild fruits and …

Global models underestimate large decadal declining and rising water storage trends relative to GRACE satellite data

We increasingly rely on global models to project impacts of humans and climate on water resources. How reliable are these models? While past model intercomparison projects focused on water fluxes, we provide here the first comprehensive comparison of land total water storage trends from seven global models to trends from …

Global-scale hydrological response to future glacier mass loss

Worldwide glacier retreat and associated future runoff changes raise major concerns over the sustainability of global water resources, but global-scale assessments of glacier decline and the resulting hydrological consequences are scarce. Here we compute global glacier runoff changes for 56 large-scale glacierized drainage basins to 2100 and analyse the glacial …

Upper river basin watersheds: sustainable, equitable and profitable interventions

The CGIAR Research Program on Water, Land and Ecosystems (WLE) has conducted innovative research in the upper watersheds of the Ganges, Mekong, Red and Nile river basins. WLE sought to identify how to improve people’s livelihoods in ways that are equitable, profitable and sustainable, while also improving ecosystem services locally …

River deltas: scaling up community-driven approaches to sustainable intensification

The residents of the Ganges and Mekong River deltas face serious challenges from rising sea levels, saltwater intrusion, pollution from upstream sources, growing populations, and infrastructure that no longer works as planned. In both deltas, scientists working for nearly two decades with communities, local governments and nongovernmental organizations (NGOs) have …

Understanding the hydrological impacts of climate change in the Tana river basin, Kenya

The Tana River is one of Kenya’s most important rivers. It is the principal water source for Nairobi, the capital city, providing water for hydroelectric power generation and irrigation. Several of the flagship projects laid out in Vision 2030 – the blueprint that guides Kenya’s national development – are located …

Greenhouse gases from reservoirs caused by biogeochemical processes

Reduction of greenhouse gas (GHG) emissions is fundamental to the mitigation of climate change. It has become increasingly important to estimate and report on GHG emissions to enable the implementation of mitigation measures to limit or reduce total emissions. In most cases, such estimation is fairly simple, using known emission …

The changing hydrology of a dammed Amazon

Developing countries around the world are expanding hydropower to meet growing energy demand. In the Brazilian Amazon, >200 dams are planned over the next 30 years, and questions about the impacts of current and future hydropower in this globally important watershed remain unanswered. In this context, we applied a hydrologic …

Reassessment of water availability in India using space inputs

Considering the importance of fresh reassessment of water resources availability in the country, Ministry of Water Resources, River Development and Ganga Rejuvenation (MoWR, RD & GR), Government of India had approved study for “Reassessment of Water Availability of River Basins in India using Space Inputs” for assessing the average annual …

The vulnerability of Pakistan’s water sector to the impacts of climate change: identification of gaps and recommendations for action

Concern has been growing in recent years regarding the potential impact of climate change on Pakistan’s already stressed water resources. Rising temperatures, increasing saltwater intrusion in coastal areas, a growing threat of glacier lake outburst floods, more intense rainfall, and changes in monsoon and winter rainfall patterns are just some …

Flood risk assessment and forecasting for the Ganges- Brahmaputra-Meghna River Basins

This flood risk assessment and forecasting for the Ganges-Brahmaputra-Meghna river basins summarizes the technical findings, includes highlights of the work, and links to the full technical reports and new interactive online resources. The report provides, for the first time, a numbers-based view of the impacts of floods of different severities …

Why do interstate water disputes emerge and recur?

In this paper, examine, critically, interstate water disputes in India for a comprehensive understanding of their anatomy – the making of disputes. Pursue some fundamental questions: Why do interstate water disputes emerge and recur? What factors contribute to their (re)making? What are the politics in their (re)making, to what end, …

Decreasing past and mid-century rainfall indices over the Ouémé River Basin, Benin (West Africa)

This study analyzed the trends of extreme daily rainfall indices over the Ouémé basin using the observed data from 1950 to 2014 and the projected rainfall of regional climate model REMO (REgional MOdel) for the period 2015–2050. For future trends analysis, two Intergovernmental Panel on Climate Change (IPCC) new scenarios …

Listen to the River: Lessons from a global review of environmental flow success stories

With nearly half the world’s population affected by water scarcity and demand for freshwater continuing to soar, a WWF report released at the 20th International Riversymposium in Brisbane shows how governments can successfully protect and restore river flows – helping to ensure sufficient water for people and nature. Around a …

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