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 …

Birds keep this Briton hooked to Rajasthan

UDAIPUR: She feels at home in Rajasthan, especially in Dungarpur. This is her eighth trip in past 10 years to India and every time her excitement at seeing the Saras Cranes had known no bounds. Charlott Wehchan, a 60-year-old photo journalist from United Kingdom, is fascinated with birds that have …

Judgement of the National Green Tribunal regarding forest clearance granted by MoEF & CC for Demwe Lower Hydroelectric Project, Lohit District, Arunachal Pradesh, 24/10/2017

Judgement of the National Green Tribunal (Southern Zone, Chennai) in the matter of Bimal Gogoi && Others Vs State of Arunachal Pradesh & Others dated 24/10/2017 regarding Stage I Forest Clearance and Stage II Forest Clearance granted by the MoEF & CC for Demwe Lower Hydroelectric Project (1750 MW) in …

Decline in diversity and production of exploited fishery resources in Vembanad wetland system: Strategies for better management and conservation

This paper describes the fishery catch structure of Vembanad wetland system during August 2012 to July 2013. The estimates of fishery production indicated an annual landing of 4387.31 t, in which 480.98 t and 3906.33 t contributed by southern and northern zone of Vembanad respectively. Eighty species of finfishes, five …

Linking rivers, barrages and fish migration

Regulating fluvial systems by dams, barrages and construction of inter-basin link canals, has severe impacts on fish populations across the world’s rivers. In India, all major fluvial systems are interrupted by a series of barriers. This includes small weirs to large dams and salt-water barriers preventing saline incursion to the …

Global sea turtle conservation successes

We document a tendency for published estimates of population size in sea turtles to be increasing rather than decreasing across the globe. To examine the population status of the seven species of sea turtle globally, we obtained 299 time series of annual nesting abundance with a total of 4417 annual …

Philippines warns against killing of migratory birds amid avian flu outbreak

MANILA (Reuters) - The Philippines on Sunday warned citizens not to kill or poach migratory birds that usually fly in from China, the possible source of a virus that triggered the Southeast Asian nation's first outbreak of avian flu, to avoid worsening the situation. There has been no case of …

Canary in the Arctic coal mine: warming harms migrating red knot

The Arctic is warming faster than any other part of the world, and its ecosystems are changing quickly, with shifts in the timing of insect hatches, plant growth and more. Those changes are impacting migratory species that move between the Arctic, the tropics and temperate zones. One such species is …

Wildlife firm says new migratory corridors to help enhance conservation

International elephant research organization, Save The Elephants, said Thursday an ambitious new report identifying some of Kenya's most important wildlife migratory corridors will help close the gap between conservation and urban development. Save The Elephants' Head of Monitoring and one of the co-authors of the report, Dr Ben Okita said …

Genetic diversity of the Tibetan antelope (Pantholops hodgsonii) population of Ladakh, India, its relationship with other populations and conservation implications

The Tibetan antelope (Pantholops hodgsonii), or chiru, is an endangered antelope, distributed in China [Xinjiang, Xizang, Qinghai, Zhuolaihu Lake (Breeding habitat)], and India (Aksai Chin and Ladakh). There is a global demand for the species prized wool, which is used in weaving shahtoosh shawls. Over the years, the population of …

Evidence of suboscine song plasticity in response to traffic noise fluctuations and temporary road closures

This study investigates how noise reduction (road closure) mitigates the effect of traffic noise on the acoustic communication of the Eastern wood pewee (Contopus virens) (EAWP), a suboscine passerine. Songs were passively recorded at sites where the traffic pattern of the nearest road was either relatively constant or reduced on …

Migratory connectivity of Semipalmated Sandpipers and implications for conservation

Semipalmated Sandpiper (Calidris pusilla) populations have undergone significant declines at core nonbreeding sites in northeastern South America. Breeding populations have also declined in the eastern North American Arctic, but appear to be stable or increasing in the central and western Arctic. To identify vulnerable populations and sites, we documented the …

Migratory birds prepare for early return as temperatures soar

Onset of early summer has triggered early return of migratory birds from the region. Birdwatchers have observed that the winged visitors have begun to assemble at Ganga Barrage here in preparation for their flight owing to the sudden rise in temperature. Met officials said northern parts of the country are …

Philopatry and regional connectivity of the Great Hammerhead Shark, Sphyrna mokarran in the U.S. and Bahamas

A thorough understanding of movement patterns of a species is critical for designing effective conservation and management initiatives. However, generating such information for large marine vertebrates is challenging, as they typically move over long distances, live in concealing environments, are logistically difficult to capture and, as upper-trophic predators, are naturally …

Judgement of the National Green Tribunal regarding illegal mining in the catchment area of the Sardar Samand Lake, Pali District, Rajasthan, 20/02/2017

Judgement of the National Green Tribunal (Central Zonal Bench, Bhopal) in the matter of Tilok Ram Vs State of Rajasthan dated 20/02/2017 regarding illegal mining in the catchment area of the Sardar Samand Lake in Distric Pali, Rajasthan. National Green Tribunal in the Judgement directs that mining/ stone crusher or …

Salmon study sparks row over dams

Research that argues dams have no direct effect on the migration of juvenile salmon is roiling waters in the US Pacific Northwest. The study, published in PLoS Biology, uses a new way to tag fish to compare the heavily dammed Columbia River system with the free-flowing Fraser River to the …

Goliath catfish spawning in the far western Amazon confirmed by the distribution of mature adults, drifting larvae and migrating juveniles

We mapped the inferred long-distance migrations of four species of Amazonian goliath catfishes (Brachyplatystoma rousseauxii, B. platynemum, B. juruense and B. vaillantii) based on the presence of individuals with mature gonads and conducted statistical analysis of the expected long-distance downstream migrations of their larvae and juveniles. Original Source

Intrapopulation variability in the timing of ontogenetichabitat shifts in sea turtles revealed using d15N valuesfrom bone growth rings

Determining location and timing of ontogenetic shifts in the habitat use of highly migratory species, along with possible intrapopulation variation in these shifts, is essential for understanding mechanisms driving alternate life histories and assessing overall population trends. Measuring variations in multi-year habitat-use patterns is especially difficult for remote oceanic species. …

What’s killing the world’s shorebirds?

Researchers brave polar bears, mosquitoes and gull attacks in the Canadian Arctic to investigate an alarming die off. Original Source

Coastal leatherback turtles reveal conservation hotspot

Previous studies have shown that the world’s largest reptile – the leatherback turtle Dermochelys coriacea – conducts flexible foraging migrations that can cover thousands of kilometres between nesting sites and distant foraging areas. The vast distances that may be travelled by migrating leatherback turtles have greatly complicated conservation efforts for …

Genetic profiling links changing sea-ice to shifting beluga whale migration patterns

There is increasing concern over how Arctic fauna will adapt to climate related changes in sea-ice. We used long-term sighting and genetic data on beluga whales (Delphinapterus leucas) in conjunction with multi-decadal patterns of sea-ice in the Pacific Arctic to investigate the influence of sea-ice on spring migration and summer …

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