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Venezuela the first country in modern history to lose all its glaciers

The South American nation was home to six glaciers in the Sierra Nevada de Mérida mountain range, five of which have disappeared within the last century. Its only remaining one, known as La Corona, has now shrunk so much due to climate change that scientists have reclassified it as an ice field.

Venezuela’s single remaining glacier, known as La Corona, has shrunk so much that scientists have reclassified it as an ice field.

This makes the South American nation the first country in modern history to reach this grim milestone.

According to The International Cryosphere Climate Initiative (ICCI), at least five others have disappeared within the last century – Venezuela lost 98 per cent of its glacial area between 1952 and 2019 – due to climate change driving up temperatures in the Sierra Nevada de Mérida mountain range, which lies 5,000m above sea level.

La Corona was projected to survive at least another decade, but monitoring the site in recent years has been no easy feat amid political turmoil and a humanitarian crisis unlike anything ever witnessed by the continent.

As a result, assessments have only just been able to uncover that it melted much faster than expected, and has shrunk from more than 450 hectares to less than 2.

While there’s no global standard for the minimum size a body of ice must be to qualify as a glacier, the US Geological Survey says a commonly accepted guideline is around 10 hectares.

For this reason, La Corona is now too small, and has been downgraded from glacier to ice field.

‘In Venezuela there are no more glaciers,’ Professor Julio Cesar Centeno from the University of the Andes (ULA) told AFP. ‘What we have is a piece of ice that is 0.4 per cent of its original size.’

This didn’t take place without intervention, however.

In December, the Venezuelan government announced a project seeking to stem or reverse La Corona’s thawing process by covering it in a thermal blanket, but it was too late.

Not only did this final attempt to save the glacier fail, but the move drew criticism from conservationists who warned that the ill-advised strategy could lead to ecosystem contamination as the fabric breaks down into microplastics over time.

‘The loss of La Corona marks the loss of much more than the ice itself, it also marks the loss of the many ecosystem services that glaciers provide, from unique microbial habitats to environments of significant cultural value,’ said glaciologist Caroline Clason.

And Luis Daniel Llambi, an ecologist at Adaptation at Altitude, a programme for climate change adaptation in the Andes, says that Venezuela is a mirror of what will continue to happen if we don’t take urgent action to curb emissions.

‘This is an extremely sad record for our country, but also a unique moment in our history, providing an opportunity to not only communicate the reality and immediacy of climate change impacts, but also to study the colonisation of life under extreme conditions and the changes that climate change brings to high mountain ecosystems.’

As global heating progresses and temperatures warm faster at the Earth’s higher elevations than in lowlands, Indonesia, Mexico, and Slovenia risk being next in line to become glacier-free.

The latest projections indicate that between 20 and 80 per cent of glaciers worldwide could disappear by 2100, depending on future carbon emissions.

‘Humanity’s failure to cut CO2 emissions means that more eventual glacier loss is already locked in,’ posted ICCI on X.

‘But we can still save many if emissions are rapidly cut, which will have huge benefits for livelihoods and energy, water and food security across the world.’

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