Hydrology

Order of the National Green Tribunal regarding floating hotel in Tehri Lake, 10/02/2025

Order of the National Green Tribunal in the matter of News item titled "Uttarakhand HC License expired why is floating hotel running?" appearing in the Times of India dated 07.01.2024. The MA was registered on the basis of the report dated June 14, 2024 filed by the National Mission for …

Climate evolution and possible effects on surface water resources of North Algeria

North-east Algeria benefits from a Mediterranean and semi-arid climate. The surface water resource is a factor restricting the economic development of the country. Within the framework of the National Water Plan, we studied the quantity of water that can be mobilized on several dozens of dam sites. A first hypothesis …

A new methodology for the assessment of climate change impacts on a watershed scale

Many climate change impact studies have been conducted using a top-down approach. First, outputs from global circulation models (GCMs) are considered which are downscaled in a second step to the river basin scale using either a statistical/empirical or a dynamic approach. The local climatic signal that is obtained is then …

Adapting to climate change in the Volta Basin, West Africa

Impacts of climate change vary from region to region. The 4th Assessment Report of the Intergovernmental Panel on Climate Change (IPCC) mentions that drier areas will be affected by more droughts while the rainfall regime, in general, will become

Climate change impacts on water resources studies in Japan

Climate change and global warming pose serious problems for sustainability of a sound human life. There have been many natural disasters such as floods, droughts, glacier collapses, typhoons, etc. Though many general circulation models have been developed and provided for worldwide hydrological and meteorological estimations, detailed causes and countermeasures on …

New life for the Dead Sea?

A conduit from the Red Sea could restore the disappearing Dead Sea and slake the region

Interlinking of rivers may hit hydrologic cycle

CHENNAI: Interlinking of rivers can affect the hydrologic cycle of the country and the Planning Commission is yet to come out with a report on the issue, according to its member, Dr Mihir Shah. Delivering the Founder

News 360°-Brief

oil exploration Argentine veterans cry war As diplomatic tensions between the UK and Argentina escalate following oil drilling plan near the Falklands, Argentine war veterans have threatened to invade the South Atlantic archipelago controlled by the UK. A war vets’ association in Bruenos Aires demonstrated in front of the British …

Environmental isotopes investigation in groundwater of Challaghatta valley, Bangalore: A case study

Radiogenic isotopes (3H and 14C) and stable isotope (18O) together with TDS, EC and salinity of water were used to discriminate qualitative and quantitative groundwater age, probable recharge time, flow respectively in groundwater of Challaghatta valley, Bangalore. The variations between TDS and EC values of sewage, corporation water, bore and …

Planning of river training works - Farakka Barrage Project - A case study

The Farakka Barrage Project on river Ganga, commissioned in the year 1975, mainly for diversion of 1135 cumec flow of water from river Ganga to river Hoogly through Bhagirathi, for the preservation of Kolkata Port. River Ganga due to its meandering nature is causing bank erosion problems not only in …

Conservation implications of the channel changes in Sharda River on endangered swamp deer population and floodplain ecosystem

One surviving stronghold of endangered Northern swamp deer is Jhadi taal (lake) in Kishanpur Wildlife Sanctuary on the floodplains of Sharda River. Changes in channel characteristics and land use/cover in a stretch of the river were detected during 1948

Regional water intelligence report: Central Asia

This report focuses on water, an increasingly strategic resource in the Central Asian region for economic and social development. Says that the region as a whole is relatively well endowed in water resources but lacks good national and regional management frameworks. There are significant

Its time to open the floodgates

Water may be the most abused natural resource but for the innovative mind it can be the proverbial spring of money, say Anirvan Ghosh & Ravi Teja Sharma Despite being the most precious commodity, most of us take water for granted, at least until our taps run dry during summers. …

Three-dimensional mathematic model to simulate groundwater flow in the coastal area of Kanyakumari, Tamil Nadu

A three-dimensional mathematical model to simulate regional groundwater flow was used in the coastal area of Kanyakumari district in South Tamil Nadu. The study area is characterized by heavy rainfall, less extraction of groundwater for agricultural, industrial and drinking water supplies.

Quantitative hydrogeological and geomorphological analyses for groundwater potential assessment in hard rock terrains

Hydrogeological and geomorphological parameters have been quantitatively correlated with groundwater availability. Weathered rock thickness has the highest control on availability of groundwater followed by lineament density whereas drainage density is seen to have minimum influence. A poor correlation is noticed between borewell depth and yield. The amplitude of seasonal variations …

Simple water-use accounting of the Indus basin

This paper applies the principles of water-use accounts, developed in the first of the series, to the Indus River basin in South Asia. The Indus Basin covers 3 countries, rises in the Tibetan plateau in the vicinity of Lake Mansarovar in China. Irrigated agriculture in the Basin is extensive with …

General overview of climate change impacts in Nigeria

Although no region of the world will be entirely spared, the negative impacts are likely to fall most heavily on poor nations in the tropical region. While data on the global impacts of climate change is available, those at regional levels are scanty and scattered. This prompted this study that …

Simple water-use accounting of the Ganges basin

This paper applies the principles of water-use accounts, developed in the first of the series, to the Ganges river basin in South Asia. The Ganges basin covers six countries, the river rises in the western Himalayas in the Uttarakhand state of India, A unique feature is the strong seasonal variation …

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