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 …

Groundwater depletion during drought threatens future water security of the Colorado River Basin

Streamflow of the Colorado River Basin is the most over-allocated in the world. Recent assessment indicates that demand for this renewable resource will soon outstrip supply, suggesting that limited groundwater reserves will play an increasingly important role in meeting future water needs. Here we analyze nine years (December 2004 to …

Habitat fragmentation and species extirpation in freshwater ecosystems; Causes of range decline of the Indus River Dolphin (Platanista gangetica minor)

Habitat fragmentation of freshwater ecosystems is increasing rapidly, however the understanding of extinction debt and species decline in riverine habitat fragments lags behind that in other ecosystems. The mighty rivers that drain the Himalaya - the Ganges, Brahmaputra, Indus, Mekong and Yangtze - are amongst the world’s most biodiverse freshwater …

Water on an urban planet: Urbanization and the reach of urban water infrastructure

Urban growth is increasing the demand for freshwater resources, yet surprisingly the water sources of the world’s large cities have never been globally assessed, hampering efforts to assess the distribution and causes of urban water stress. We conducted the first global survey of the large cities’ water sources, and show …

Water on an urban planet: Urbanization and the reach of urban water infrastructure

Delhi with fast-growing rate of urbanisation is the second most water-stressed cities in the world according to this new research published in Global Environmental Change Journal which has mapped 500 large cities to determine how global urbanisation is affecting water supplies. Kolkata (6), Chennai (18), Bangalore (19) and Hyderabad (20) …

Ground water year book - India 2013-14

Ground Water Year Book is prepared annually by CGWB depicting changes in ground water regime of the country through different seasons. It is an effort to obtain information on ground water levels through representative sampling. The important attributes of ground water regime monitoring are ground water level. The natural conditions …

Order of the National Green Tribunal regarding raising construction in the river bed of the river Dohan near Village Jat & Pali, District Narnaul in …

Order of the National Green Tribunal (Principal Bench, New Delhi) in the matter of Sudesh V/s Union of India & Ors dated 01/07/2014 regarding raising construction in the river bed of the river Dohan near Village Jat & Pali, District Narnaul in Haryana by the Central University of Haryana and …

63 water bodies on DDA land to be revived

Over 63 major water bodies in the city will be revived and conserved through a public-private partnership project. These water bodies are located on land belonging to the Delhi Development Authority. At present, several water bodies in the city are in a deplorable condition and need conservation efforts for revival, …

Bundelkhand drought: retrospective analysis and way head

The present study attempts to identify the areas prone to different types of drought, i.e., meteorological, hydrological and agricultural droughts. The report presents a detailed scientific analysis of the spatial, temporal and typological distribution of drought at district level for the period during 1998-2009 in the region of Bundelkhand. Further …

Climate change and sustainable water management in Central Asia

Field observations in Central Asia indicate that the climate has been warming and the consequences of this trend have already been observed. Disasters related to climate change destroy settlements, agricultural land, and infrastructure. Central Asian countries should therefore develop resilience and adapt to climate change. This report shows the results …

Order of the National Green Tribunal regarding regular and uninterrupted flow of water in the Mandakini river, 29/04/2014

Order of the National Green Tribunal (Central Zonal Bench, Bhopal) in the matter of Nityanand Mishra V/s State of Madhya Pradesh & Ors. dated 29/04/2014 regarding regular and uninterrupted flow of water in the Mandakini river so as to maintain the water quality at least upstream of Ramghat since Ramghat …

Order of the National Green Tribunal regarding dumping of muck in the river Alaknanda by Jaypee Associates, 24/04/2014

Order of the National Green Tribunal (Principal Bench, New Delhi) in the matter of Vimal Bhai Vs. Japee Associates dated 24/04/2014 regarding dumping of muck in the river Alaknanda by Jaypee Associates. Original Source: http://www.greentribunal.gov.in/orderinpdf/322-2013(OA)_24Apr2014.pdf Previous Orders: http://www.greentribunal.gov.in/e-orders.php?eid=6024

Toward global mapping of river discharge using satellite images and at-many-stations hydraulic geometry

Rivers provide critical water supply for many human societies and ecosystems, yet global knowledge of their flow rates is poor. We show that useful estimates of absolute river discharge (in cubic meters per second) may be derived solely from satellite images, with no ground-based or a priori information whatsoever. The …

Assessment of environmental degradation and impact of hydroelectric projects during the June 2013 disaster in Uttarakhand

Successive state governments in Uttarakhand have pursued economic growth through industrialization without taking into account the fragility of the state’s mountains. A massive rain storm in June 2013 exposed the inherently fragile character of the mountain region. As a battered state began to rehabilitate itself the Supreme Court directed the …

Judgement of the Supreme Court of India regarding the destruction of the tropical rain forest in the Gudalur and Nilgiri areas, 12/03/2014

Judgement of the Supreme Court of India in the matter of T.N. Godavarman Thirumulpad Vs Union Of India & Others dated 12/03/2014 regarding the destruction of the tropical rain forest in the Gudalur and Nilgiri areas in violation of the Forest Act, 1927, Forest (Conservation) Act, 1980 and Tamil Nadu …

Narmada greens to ease water woes

Plantation and conservation of forest cover on the bank of Narmada— main source of water supply to Indore, will significantly reduce water treatment cost, thereby easing burden from Indore Municipal Corporation (IMC). Currently, IMC spends anywhere between Rs5 and 6 crores on operation and maintenance of treatment plant at Jalood …

The impacts of climate change on river flood risk at the global scale

This paper presents an assessment of the implications of climate change for global river flood risk. It is based on the estimation of flood frequency relationships at a grid resolution of 0.5 × 0.5°, using a global hydrological model with climate scenarios derived from 21 climate models, together with projections …

Mobilization of optically invisible dissolved organic matter in response to rainstorm events in a tropical forest headwater river

This study emphasizes the importance of rainstorm events in mobilizing carbon at the soil-stream interface from tropical rainforests. Half-hourly geochemical/isotopic records over a 13.5 h period from a 20 km tropical rainforest headwater in Guyana show an order of magnitude increase in dissolved organic carbon (DOC) concentration in less than …

Status of ground water quality in coastal aquifers of India

The report on `Status of Ground Water Quality in Coastal Aquifers of India’ is the outcome of an attempt at compilation and synthesis of available scientific data on the ground water quality in the coastal aquifers of India, generated through years of scientific studies carried out by Central Ground Water …

Order of the National Green Tribunal regarding pollution and encroachment in the area of the Morar River bed in the city of Gwalior, 29/01/2014

Order of the National Green Tribunal in the matter of Pandit Hari Shankar Samadhiya Vs. Union of India & Ors dated 29/01/2014 regarding pollution and encroachment in the area of the Morar River bed in the city of Gwalior. Original Source: http://www.greentribunal.gov.in/orderinpdf/12-2013(CZ)(OA)_29Jan2014.pdf Previous Orders: http://www.greentribunal.gov.in/e-orders.php?eid=5030

Flood risk and climate change: global and regional perspectives

A holistic perspective on changing rainfall-driven flood risk is provided for the late 20th and early 21st centuries. Economic losses from floods have greatly increased, principally driven by the expanding exposure of assets at risk. It has not been possible to attribute rain-generated peak streamflow trends to anthropogenic climate change …

  1. 1
  2. ...
  3. 16
  4. 17
  5. 18
  6. 19
  7. 20
  8. ...
  9. 46

IEP child categories loading...