Red tides are areas of seawater discoloured by large concentrations of microorganisms that may deplete levels of dissolved oxygen.

A new type of rapeseed engineered in China can improve upon yields by 50 per cent, increasing the domestic harvest of edible oil and lessening the country’s reliance on imports.

The heat index in Bangkok was expected to rise above 52 degrees Celsius as officials urged elderly people to stay indoors.

Guangzhou South-bound routes G6528, G6516, G6530 and G6536 suspended on Thursday, as well as Hong Kong-bound routes G6527, G6515, G6529 and G6535.

Forecaster says stormy weather is related to a trough of low pressure which will affect region persistently in the next few days.

The heat index, a measure of what the temperature feels like accounting for humidity, was forecast to reach the ‘danger’ level of 42 degrees Celsius or higher in at least 30 cities and municipalities on Wednesday.

Elderly Japanese are at highest risk from the elevated temperatures, while agriculture – especially the crucial seasonal fruit sector – and fish prices will also feel the impact.

Thunderstorm warning issued three times on Monday, while more than 10mm of rainfall recorded over most parts of city after midday.

India’s national weather service has forecast an abnormally hot April through June, coinciding with the country’s general election. Will polling stations and election rallies be able to beat the heat?

New scientific analysis details impacts of climate change in Europe, where temperatures are running at 2.3 degrees above pre-industrial levels, compared to 1.3 degrees higher globally.

Mali is ill-equipped to cope with heatwaves and frequently suffers from electricity cuts, making it difficult to rely on fans or air conditioners.

A heated debate has been sparked on mainland social media after a university student from China died while climbing Mount Everest because of confusing advertising about the insurance policy he bought for the trip.

City set to face rainy week ahead caused by trough of low pressure that will affect coastal areas of Guangdong.

Two women suffocated inside their vehicle during the flooding and one man died when his vehicle fell into a sinkhole, Philippine officials said.

Dubai airport has witnessed chaotic scenes, with crowds of marooned travellers clamouring for information about their flights.

Post culture editor Kevin Kwong is marooned with thousands of others at Dubai International Airport after his flight was cancelled following an unprecedented storm, with no idea when he will leave.

Lightning and heavy rains led to the heaviest downpour in decades, flooding villages in Pakistan’s southwestern coast.

Heavy thunderstorms lashed the United Arab Emirates on Tuesday, dumping more than 142mm of rain on the desert city state of Dubai in the span of hours.

Coral reefs around the world are experiencing global bleaching for the fourth time, top reef scientists declared, a result of warming ocean waters amid human-caused climate change.

A lightning strike killed a group of farmers harvesting wheat in one province. Heavy rains also caused dozens of houses to collapse in the northwest and east of the country.

Dozens of soldiers, police and volunteers are joining the search in two villages amid heavy damage to roads.

Global monitors have warned that 2024 is shaping up to be the hottest year on record, marked by climate extremes and rising greenhouse gas emissions.

Russia warned of ‘unprecedented’ flooding in coming days as locals in a city partially submerged by rising waters took to the streets in rare protest at the authorities’ handling of the crisis.

Eclipse mania is sweeping across North America as a breathtaking celestial event on Monday promises a rare blend of commerce, science – and celebration