Tonga PM welcomes US deal to explore deep-sea minerals amid environmental concerns

Exclusive: Pacific island's new leader Lord Fakafnua discusses exciting' US partnership as critics fear impacts of seabed exploration

The recently elected leader of Tonga has described a deal to partner with the US on deep-sea mineral exploration as an exciting development" amid concern in the small Pacific nation over the practice of seabed mining and the potential environmental impact.

Tonga is located in the South Pacific Ocean, a region attracting growing interest over whether critical minerals buried in the seabed could be extracted to help power industries and green technologies.