Migratory Species

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 …

CHINA

Hong Kong's pledge to protect its environment is about to face its ultimate test. The Kowloon-Canton Railway Corporation has appealed against a government's ecofriendly decision, which had stopped the corporation from laying rail-tracks through a wetland. The corporation is now spending a lot of money for gathering evidence to support …

No respite for Ridleys

the world's largest rookery of the highly endangered Olive Ridley turtle, Gahirmatha beach in Orissa, is fast becoming their largest graveyard, too. This year's record-breaking mass nesting of 800,000 turtles sent waves of jubilation among conservationists. But, the figure of 6,000 dead turtles washed ashore ebbed this jubilation. Last year …

Saving the sturgeon

the sturgeon population is fast declining due to poaching, illegal trade, habitat loss, dam constructions, pollution, damaging aquaculture practices, lack of regional cooperation in conservation programmes and poor law enforcement. This was revealed during a recent international meeting of more than 40 experts, including scientists, representatives of government and non-governmental …

Dwindling numbers

there has been a fall in the number of birds that migrated to the Nalabana bird sanctuary inside the Chilka Lake in Orissa this year. A survey conducted by the wildlife division of the state shows that a total of 990,000 birds, comprising 112 species, migrated to the sanctuary this …

Homeward bound

new evidence suggests that larvae of fish that inhabit coral reefs do not get scattered and join other communities, as previously believed. They return to the reefs where they were born. Earlier, marine biologists believed that larvae got scattered by oceanic currents to other shores, settling and mating in other …

Accumulation of organochlorine pesticides and polychlorinated biphenyls in sediments, aquatic organisms, birds, bird eggs

Concentrations of polychlorinated biphenyls (PCBs), DDT and its metabolites (DDTs), HCH isomers (HCHs), chlordane compounds (CHLs) and hexachlorobenzene (HCB) were determined in sediment, soil, whole body homogenates of resident and migratory birds and their prey items (including fish, green mussel, snail, earthworm, crabs, prawn, lizard and frogs), bird eggs and …

The birds are back

almost 30,000 migratory birds have arrived at the Harike wetland lake at Ferozepur, Punjab, a result of a massive lake cleanup operation. In four months, at least 125,000 tonnes of water hyacinth were cleared from the lake by the army. Coot, common pochard, shoveller, brahmini duck, common teel, pintail and …

Ban whaling

at least 1,000 whale sharks ( Rhineocodon typus ) are killed every year during April and November by fisherfolk in Gujarat. This was stated by Fahmeeda Hanfee, a senior researcher with the World Wildlife Fund for Nature-India. Every year India exports 300 tonnes of whale shark meat to countries like …

Salmon betrayed

the US government has postponed the demolition of four major dams in Washington, built on the Snake and Columbia rivers. The plan proposes to save wild salmons. The dams obstruct the migratory path of the salmon. But they also generate enormous quantities of electricity. Therefore, the decision to breach them …

Birds flee winter home

the Upper and Lower lakes and the Van Vihar national of Bhopal constitute the Bhoj wetlands. This region has been recognised by the ministry of environment and forests as a wetland of national importance, but today it finds itself in the centre of a controversy. For years this area has …

Return of the storks

it has been twenty-eight years since the Oriental white stork disappeared from Japan. The birds stopped inhabiting the Japanese countryside due to the overuse of agro-chemicals in paddy fields that killed the loach, a staple food for the birds. In the hope of seeing the birds in Japan again, the …

Saving species

while climate change negotiations hogged media reports in international environmental negotiations, another global meeting in the same month quietly held its own and bore many fruitful results for its participants. On its 20th anniversary, the sixth conference of parties ( cop -6) to the Convention on Migratory Species of Wild …

Do o med species

The black redstart, Phoenicurus ochruros , is protected under Britain's Wildlife and Countryside Act, 1981. The legislation, however, only covers the bird during the breeding season. First noticed in 1926, their numbers increased significantly during the 1940s. But now extinction threatens the bird. Besides nesting sites, the birds need places …

THAILAND

Pollution at the popular Bang Poo resort is threatening the survival of migratory seabirds that come from Siberia. Discharge from factories and the death of the mangrove forest

Wooing back the salmon

In a country like the us , laws once framed are supposed to be implemented. An excellent example is the Endangered Species Act ( esa ). Adopted in 1973, the law was framed with the sole intention of saving species on the brink of extinction

Strict environmental policies

Despite the opposition from political heads and hydropower companies against dam destruction, the emphasis in usa is firmly on restoration of salmon population, even if it means razing the dams. Environmental degradation by dams is also kept in check by monitoring the renewal of dam licenses and also by refusing …

Case for dam destruction

Extinct species: Not only have salmon populations been decimated, but entire stocks have disappeared. Prior to the 20th century, the Columbia River in the us Pacific Northwest supported some 200 distinct stocks of the fish. Today, 69 stocks have disappeared with another 75 on the brink of total extinction. Moreover, …

Birds flee Delhi

vultures along with some 50 other species of birds have migrated from Delhi in the last few years as their traditional habitats have made way for unplanned urban development, says Rupin Dang, a naturalist. Bird counts and other census data show that about 30 years ago, the capital was home …

People vs birds

keoladeo national park in Bharatpur, Rajasthan, is fast losing its population of rare birds due to unchecked human habitation. The human population around the forest has registered a 24 per cent growth over the last 10 years. This is threatening bird migration, says a study conducted by the United Nations …

Coffee not for birds

About 11 per cent of all known bird species are threatened with extinction, according to the World Resources Institute. Fragmentation or loss of habitat is mainly responsible for this decline, but harvesting for food and trade and competition from introduced species are also responsible. For example, conversion of traditional coffee …

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