Lakes

Order of the High Court of Gujarat regarding illegal encroachments in and around Chandola lake, Ahmedabad, Gujarat, 06/05/2025

Order of the High Court of Gujarat in the matter of Samsuddin Jainulabiddin Shaikh & Others Vs The State of Gujarat & Others dated 06/05/2025. A petition was filed by 58 people who are residing near Chandola lake, Ahmedabad. The petitioners have constructed hutments along the periphery of Chandola lake. …

Floating islands of the world

Surely chunks of solid earth on which we stand cannot drift easily about the surface of a water body. But floating islands do indeed exist on six of the seven continents and sometimes in the oceans between them. These islands are kept buoyant by the light spongy tissues of certain …

Water quality studies of Kolleru lake, Upputeru river and Enamaduru drain

Lakes are usually an integral part of a drainage basin. Lakes are either fresh water or salt water lakes. Kolleru lake is the largest freshwater lake in South India. Various physical and chemical inputs manifested through the hydrology of the catchment area will affect the quality and quantity of lake …

Piped away

Russian President Vladimir Putin recently ordered the East Siberia-Pacific Ocean oil pipeline to be built more than 40 km from the un -protected heritage site of Lake Baikal. Putin said the pipeline must be rerouted since Baikal, the deepest freshwater lake in the world, was home to more than 1,000 …

In Court

spilling on oysters: The Far North District Council of New Zealand said it will spend US $3.6 million to reduce the risk of sewage spills in the environmentally sensitive areas of Paihia, Haruru Falls and Waitangi off its shores. This comes after local oyster farmers said they would sue the …

Dipping levels

the water level of Africa's Lake Victoria, the second largest freshwater lake in the world, has dropped dramatically by two metres in the last 45 years. Though drought has been largely blamed for this dip, a closer look by environmentalists and politicians in Uganda points to a new culprit: the …

Distribution of pesticides, PAHs and heavy metals in prawn ponds near Kolleru lake wetland, India

This paper discussed the distribution of pesticides, polycyclic aromatic hydrocarbons (PAHs) and heavy metals in water, sediment and prawn from intensive prawn ponds (n = 8) near the Kolleru lake wetland, India and assessed the quality of prawn for human consumption and also discussed the possible effects of these pollutants …

Water quality: Pollution through aqua culture

After the richer locals leased land/water from the poor cooperatives in the 1970s in Kolleru in Andhra Pradesh, the land has remained in the name of poor "beneficiaries", while the real fisherfolk work on meagre wages. Ironically, those legally entitled to the benefits have been reduced to wage earners on …

Degradation of the riparian wetlands in the Lake Victoria basin - Yala swamp case study

Land degradation is as a result of broad range of scales and factors, which include biophysical, climatic, demographic and socio-economic. The aim of this paper was to provide an analysis of wetland utilisation, ecosystem degradation and their effect on the Lake Victoria (Kenya) ecosystem. This involved analysis of socioeconomic and …

Dangerously beautiful

Lake Nyos in western Cameroon is waiting to spill carbon dioxide that would choke entire communities along its shores. A similar disaster asphyxiated hundreds of cattle and killed over 1,700 people in 1986. Scientists explain that gas bubbling up from the Earth's magma is under tremendous pressure at the bottom …

Chilika fisherfolk relieved

traditional fisherfolk of Chilika lake in Orissa's Mayurbhanj district heaved a sigh of relief when the "Orissa Fishing in Chilika Regulation Bill' was not tabled in the recently concluded session of the state assembly. Anticipating that the bill might be tabled, at least 3,000 fisherfolk staged a demonstration near the …

Skeleton Lake

When ice melts in the glacial tarn of Roopkund, located 5,000 metres above sea level in Chamoli district, Uttaranchal, hundreds of corpses can be seen floating. Thus gets exposed a mystery that dates back to more than 60 years and has begun to be understood only recently. In 1942, a …

Lake assault

on april15, people living near Roopsagar lake in Udaipur were shocked to see bulldozers ripping apart its dry bed. "When I asked the contractor, I was told a 80-feet (about 24 metres) wide road was to be carved out in the peta (bed) of the lake,' says Ramlal Vaishnav, ex-councillor …

City of lakes

The erstwhile rulers of Udaipur developed an interconnected chain of artificial lakes, diverting the overflow of one lake to another. They also made strict rules and regulations to keep these lakes clean and healthy. Udaipur came to be known as the city of lakes. "No construction was allowed in the …

Blood stained

Wetland resources are violently sought after in Etawah. Surender had purchased the right to fish near Sarsai Nawar lake from the panchayat. When some local goons came to coerce him to give up fishing in the lake so they could collect the spoils, he refused. Fishing rights are a crucial …

A study on the fish fauna of Oussudu - a rare freshwater lake of South India

Oussudu lake (also called Ousteri) is the largest fresh water lake in the Pondicherry region and a large number of people depend on its water, fish and other produce. The lake is now under serious threat of pollution. The present study on the species, composition and dynamics of the lake …

Magnitude of pesticidal contamination of sediment and water of Keoladeo National Park lake, Bharatpur

Four water and sediment samples were drawn from Keoladeo National Park Lake, Bharatpur to monitor pesticide residues. Estimation was done by GC-ECD using multiresidue method for organochlorine and synthetic pyrethroid insecticides.

Murky waters

Safe or unsafe, that is the question. Chief Minister of Sindh Arbab Ghulam Rahim has ordered the Dadu District Coordination Officer (DCO) to reinvestigate the contaminated waters of the Manchar Lake (see Down To Earth, August 31, 2004). A special team constituted for the purpose, is scheduled to visit different …

Lake Manchar is dead

function graph() { var popurl="image/20040831/39-graph.jpg" winpops=window.open(popurl,"","width=290,height=320,scrollbars=yes") } In mid-May this year, Hyderabad in Pakistan's Sindh province was hit by a severe diarrhoea epidemic. The pestilence, which lasted for two months, claimed 38 lives

Useful macrophytes in Kawar lake, North Bihar, India

A sizable number of macrophytes growing luxuriantly in Kawar lake, the largest one of its kind in Bihar, are utilized by the native folk for food (Euryale ferox, Ipomoea aquatica, Nelumbo nucifera, Nymphaea nouchali, Nymphaea sp. - a probable hybrid, Cyperus rotundus), fodder (Commelina benghalensis, Cynodon dactylon, Cyperus iria, C. …

Kolleru lake is vanishing a revelation through digital processing of IRS-1D LISS-III sensor data

Digital processing of the IRS-1D LISS-III image revealed a highly degraded state of the Kolleru lake. Among the several techniques tried, image enhancement through automatic log residuals method clearly indicated that about 42% of the 245 km2 lake area was encroached for aquaculture and 8.5% more area was occupied for …

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