Troubled waters

Tell me where

The underground discharge of water and minerals to oceans is now known to be much more significant. This considerably reduces the weightage given …

Global warming pushes marine fish to polar waters: Study

It remains to be seen how foodwebs and ecosystems will be affected by fish migration

Indian Ocean as rich archive of history — above and below the water line

In the age of rising sea levels and climate change, all that is important to learn more about the sea from an ecological point of view

Oceans Great Dying 2.0: Heatwaves sweep the oceans

Marine heatwaves hit the western Indian Ocean and the northern Bay of Bengal the most; will be a permanent feature by end of the century  

Warm Arctic waves, La Niña to blame for early heat waves, depressions: Experts

If the interaction between La Niña and the warm Arctic is happening, it is an impact of global warming

A23a, world’s largest iceberg, is now drifting beyond Antarctic waters

While scientists believe the iceberg’s breakaway to be a natural occurrence, they point this to being a stark reminder of the potentially …

Rulers of the waves

Growing commercial interest in Southern Ocean’s resources thwarts protection efforts around Antarctica  

Russia no longer engages in krill fisheries but wants to keep its options open. It might have larger plans

The magnetic North Pole is shifting and that too very rapidly

There is unusual activity at the North Pole. The magnetic north pole is sliding away from the Arctic region of Canada into Siberia. It has always …

Increasing ocean acidity will hit the marine food chain, says study

Increasing acidification impacts phytoplankton, which in turn will drastically affect the fish population

Impact of ocean warming on monsoon

Roxy Mathew Koll from the Indian Institute of Tropical Meteorology, Pune talks about the effects of ocean warming on the Indian Monsoons.

Simple salmon

Scottish environmentalists oppose use of chemicals to control sea lice and favour organic salmon

Study finds high GHG emissions could turn continental shelves in Antarctic Marine Protected Areas severely acidic by 2100

Under high, very high emissions scenarios, there will be widespread aragonite undersaturation, implying unstable conditions

Ocean seeding fails

Atlantic hurricane season 2023: El Nino and extreme Atlantic Ocean heat are about to clash

The Atlantic Coast should be rooting for El Niño to develop as forecast, since such events often reduce hurricane impacts there

Japan volcano that exploded in mid-August poses risk to ships, planes

Ash plume of Fukutoku-Okanoba higher than planes’ normal altitude; pumice blown by eruption poses hazards for ship hulls

Microplastic in Atlantic: Great garbage patch

Microplastics are all so pervasive that our bodies have turned into a great garbage patch

International expedition launched to study Indian Ocean

Information collected will help in understanding the impact of global warming and climate change

Vicious circle

Global warming reduces ability of oceans to absorb carbon dioxide, leading to more warming

It is wetter in the south

Australian scientists say ocean warming has increased rainfall over the Southern Ocean

Plankton warming

Manning the groves

Studies conducted on the Vietnamese coast reveal that mangroves are among the best defences one could put up against the ravages of the sea

To prevent overkill

Medicinal values of marine life make it vulnerable to overexploitation. But it is now possible to artificially produce such qualities

Turtle in trouble