The Tonga volcanic eruption revealed vulnerabilities in our global communication system
United Nations Office for Disaster Risk Reduction 
The volcanic eruption in Tonga has devastated the lives of the island’s residents 🌋. It has also revealed the need to protect critical infrastructure. This is why: https://www.preventionweb.net/news/tonga-volcanic-eruption-has-revealed-vulnerabilities-our-global-telecommunication-system
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