Oceans

Plankton bloom turns Thai holiday paradise green – and raises a stink

A drone view shows tourists swimming in green seawater amid a plankton bloom in Thailand’s popular tourist island of Koh Lan.

Polar oceans transformed as warming melts ice habitats: Research

The Arctic’s combined sea surface and sea-ice surface temperature rose 4.2 deg C between 1982 and 2024, or around 1 deg C per decade.

Twelve Kazakhstan military personnel die after being washed out to sea during exercises

A nationwide day of mourning was declared for Sept 25 in Kazakhstan, following the incident.

Corals in East Asian Seas holding out as world’s coral reefs shrink due to more frequent marine heatwaves

Corals in Pulau Satumu, Singapore in 2019. Corals support about one-quarter of marine life, including thousands of fish species.

‘Slumping’ South Korean corals worry divers, scientists studying climate change

Roughly half of one cluster off the islet of Beomseom has been struggling in past months.

World leaders need to see rising oceans in Pacific: UN official

A UN report found that up to 1.2 billion people could be displaced by 2050 amid a record pace of sea level rise driven by warming oceans and glacier melt.

Coral bleaching occurring too frequently for reefs to recover, scientists say

Coral reefs have been threatened by pollution and increasingly frequent mass bleaching caused by soaring ocean heat.

Highest-ever ocean temperature measured as super El Nino forms

The global average sea-surface temperature hit a record 21.1 deg C on Aug 22.

British forecaster predicts biggest, strongest El Nino in living memory

The El Nino weather pattern is seen bringing severe droughts in places like Honduras in South America.

S’pore corals may come under threat in 2027 if El Nino turns strong as predicted; NParks monitoring

Corals at Pulau Hantu showing signs of stress during the 2024 mass bleaching event.

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MDDI (P) 046/10/2025. Published by SPH Media Limited, Co. Regn. No.202120748H. Copyright © 2026 SPH Media Limited. All rights reserved.