Sand Dredging Is ‘Sterilizing’ Ocean Floor, UN Warns

Sand-dredging ships with Chinese flags are seen from a Taiwanese coast guard ship patrolling in the waters off the Taiwan-controlled Matsu islands, January 28, 2021.
Sand-dredging ships with Chinese flags are seen from a Taiwanese coast guard ship patrolling in the waters off the Taiwan-controlled Matsu islands, January 28, 2021.
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Sand Dredging Is ‘Sterilizing’ Ocean Floor, UN Warns

Sand-dredging ships with Chinese flags are seen from a Taiwanese coast guard ship patrolling in the waters off the Taiwan-controlled Matsu islands, January 28, 2021.
Sand-dredging ships with Chinese flags are seen from a Taiwanese coast guard ship patrolling in the waters off the Taiwan-controlled Matsu islands, January 28, 2021.

Around 6 billion tons of marine sand is being dug up each year in a growing practice that a UN agency said is unsustainable and can wipe out local marine life irreversibly.

Sand is the most exploited natural resource in the world after water but its extraction for use in industries like construction is only loosely governed, prompting the UN to pass a resolution last year to promote more sustainable mining.

The findings from the United Nations Environment Program (UNEP) coincide with the launch of a new platform "Marine Sand Watch" backed by funding from the Swiss government that monitors dredging activities using marine tracking and artificial intelligence.

"The amount of sand we are withdrawing from the environment is considerable and has a large impact," UNEP's Pascal Peduzzi told a Geneva press briefing.

Pointing to an image of a ship he described as a "giant vacuum cleaner" he said such vessels were "basically sterilizing the bottom of the sea by extracting sand and crunching all the microorganisms that are feeding fish".

In some cases, companies remove all the sand to the bedrock, meaning that "life may never recover", Peduzzi added.

While globally the 6 billion being extracted is less than the sand deposited annually by the world's rivers, in some areas the removal is surpassing replenishment rates, UNEP said.

The South China Sea, the North Sea and the east coast of the United States are among the areas where the most dredging has occurred, said Arnaud Vander Velpen, a sand industry and data analytics officer with the University of Geneva.

China, the Netherlands, the United States and Belgium are among the countries most active in the sector, he said.



New Europe Push to Curb Children's Social Media Use

(FILES) The TikTok logo is seen outside the Chinese video app company Los Angeles offices on April 4, 2025 in Culver City, California. (Photo by Robyn Beck / AFP)
(FILES) The TikTok logo is seen outside the Chinese video app company Los Angeles offices on April 4, 2025 in Culver City, California. (Photo by Robyn Beck / AFP)
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New Europe Push to Curb Children's Social Media Use

(FILES) The TikTok logo is seen outside the Chinese video app company Los Angeles offices on April 4, 2025 in Culver City, California. (Photo by Robyn Beck / AFP)
(FILES) The TikTok logo is seen outside the Chinese video app company Los Angeles offices on April 4, 2025 in Culver City, California. (Photo by Robyn Beck / AFP)

From dangerous diet tips to disinformation, cyberbullying to hate speech, the glut of online content harmful to children grows every day. But several European countries have had enough and now want to limit minors' access to social media.

The European Union already has some of the world's most stringent digital rules to rein in Big Tech, with multiple probes ongoing into how platforms protect children -- or not, said AFP.

There are now demands for the EU to go further as a rising body of evidence shows the negative effects of social media on children's mental and physical health.

Backed by France and Spain, Greece has spearheaded a proposal for how the EU should limit children's use of online platforms as fears mount over their addictive nature.

They will present the plan on Friday to EU counterparts in Luxembourg "so that Europe can take the appropriate action as soon as possible", Greek Digital Minister Dimitris Papastergiou said.

The proposal includes setting an age of digital adulthood across the 27-country EU, meaning children will not be able to access social media without parental consent.

Since the proposal was published last month, other countries have expressed support including Cyprus and Denmark -- which takes over the rotating EU presidency in July.

Danish officials say the issue will be a priority during their six-month presidency.

France has led the way in cracking down on platforms, passing a 2023 law requiring them to obtain parental consent for users under the age of 15.

But the measure has not received the EU green light it needs to come into force.

France also gradually introduced requirements this year for all adult websites to have users confirm their age to prevent children accessing inadequate material-- with three major platforms going dark this week in anger over the move.

Also under pressure from the French government, TikTok on Sunday banned the "#SkinnyTok" hashtag, part of a trend promoting extreme thinness on the platform.

Real age verification

Greece says its aim is to protect children from the risks of excessive internet use.

The proposal does not say at what age digital adulthood should begin but Papastergiou said platforms should know users' real ages "so as not to serve inappropriate content to minors".

France, Greece and Spain expressed concern about the algorithmic design of digital platforms increasing children's exposure to addictive and harmful content -- with the risk of worsening anxiety, depression and self-esteem issues.

The proposal also blames excessive screen time at a young age for hindering the development of minors' critical and relationship skills.

They demand "an EU-wide application that supports parental control mechanisms, allows for proper age verification and limits the use of certain applications by minors".

The goal would be for devices such as smartphones to have in-built age verification.

The European Commission, the EU's digital watchdog, wants to launch an age-verification app next month, insisting it can be done without disclosing personal details.

The EU last month published draft guidelines for platforms to protect minors, to be finalized once a public consultation ends this month, including setting children's accounts to private by default, and making it easier to block and mute users.

Those guidelines are non-binding, but the bloc is clamping down in other ways.

EU investigations

It is currently investigating Meta's Facebook and Instagram, and TikTok under its mammoth content moderation law, the Digital Services Act (DSA), fearing the platforms are failing to do enough to prevent children accessing harmful content.

In the Meta probe, the EU fears the platform's age-verification tools may not be effective.

And last week, it launched an investigation into four platforms over suspicions they are failing to stop children accessing adult content.

Separately, the EU has been in long-running negotiations on a law to combat child sexual abuse material, but the proposal has been mired in uncertainty, with worries from some countries that it would allow authorities to access encrypted communications.

The legal proposal has pitted proponents of privacy against those working to protect children -- and despite repeated attempts, it has failed to get EU states' approval.