Record coral cover doesn’t necessarily mean the Great Barrier Reef is in good health

Without more information at the level of individual species, it is impossible to understand how much of the Great Barrier Reef has been lost, or …

Heat stress more dangerous to corals than ocean acidification. Here‘s why

A better understanding of the underlying mechanisms that enable corals to tolerate heat can significantly improve coral reef conservation and …

Extreme impact

WMO report highlights impact of record-breaking extreme weather on human safety, well-being and environment

Great Barrier Reef authority sees 'vibrant future' ahead

Mass bleaching episodes in 2016 and 2017 killed about half the corals in the central and northern sections of the reef

Excessive nutrients from land can cause coral bleaching: Study

Incorporating nutrient-supplying ocean currents into coral bleaching forecasts can enhance the predictions, the researchers said

US Virgin Islands approves bill to ban toxic sunscreen

Sunscreens with chemicals — oxybenzone or octinoxate — can cause death among developing corals and increase coral bleaching 

Saving coral reefs like these can save other ecosystems

Limiting greenhouse gas emissions, rebuilding fish stocks and improving quality of water can help protect reefs

The Great Barrier Reef can repair itself, with a little help from science

Corals on the Great Barrier Reef that are tolerant to warmer waters can be used to help repair other parts of the reef damaged by bleaching events

Fourth global mass coral bleaching? Great Barrier Reef severely affected, corals seen dying 

High ocean temperatures due to climate change, El Nino feared to trigger fourth global mass coral bleaching   

Out of danger because the UN said so? Hardly — the Barrier Reef is still in hot water

Incremental efforts to save the reef, such as looking for heat-tolerant “supercorals” or replanting baby coral, now look …

Coral bleaching influenced by location, other factors: Study

The study, conducted on coral reefs in the Indian and Pacific Oceans, found that heat was not the only driver of bleaching

Tamil Nadu deploying artificial reefs to save sinking islands

Deploying artificial reefs parallel to the sinking islands reduces the effect of currents and natural corals fuse over time to start regeneration

60% of all coral reefs bleached in Maldives: IUCN

Some sites have experienced 90 per cent coral bleaching, finds IUCN survey

Degradation, loss of coral reefs can affect 4.5 million people in southeast Asia: IPCC report

Corals occupy only 0.1% of the global sea surfaces; but more than 25% of marine biodiversity is supported by them

Invasive marine sponge found in Gulf of Mannar

An invasive and deadly marine sponge species is growing aggressively over live coral colonies in Van Island in the Mannar Bay

Ongoing coral bleaching at Great Barrier Reef may be as bad or worse than 2016 event

Coral species considered to be resistant to bleaching also found to be affected and dying

The world’s coral reefs have suffered terribly in 30 years, but are resilient: Study

Status of Coral Reefs of the World:2020, prepared by the Australian government, said reducing local pressures on coral reefs to maintain their …

Ocean heat takes a toll on coral reefs and tourism in Africa

Coral reefs along the east coast of Africa have been badly hit due to ocean warming and acidification. This has hit tourism badly. Some efforts, …

Dying coral reefs, impacts of El Niño and other news from this week

While coral bleaching is destroying the Great Barrier Reef, Malaysia and Indonesia are struggling to control forest fires originating from …

NOAA, ICRI confirm fourth global mass coral bleaching event in 2023-2024

This is the second such event in the last 10 years and comes at a time when global oceans have also recorded unprecedented heat

Immune cells isolated in sea corals, anemones for the 1st time

At least three per cent of the total cell population of these organisms fight infections  

Coral bleaching of 2016 caused severe mortality in Gulf of Mannar: study

The corals in the Gulf of Mannar suffered severe losses during the global coral bleaching event that occurred between March and October 2016, …

Coral reefs can adapt to climate change; you must give them a chance

99% coral reefs will be gone by the end of this century if coordinated efforts are not taken

Some extreme weather events in 2016 would never have happened without human-caused warming: studies

Extreme heat across Asia in 2016 and unusually warm waters in the Bering Sea would not have been possible without human-induced climate change

Corals are starting to bleach as global ocean temperatures hit record highs

If corals stay bleached, they can become energetically compromised and ultimately die