A tsunami warning was issued by the Pacific nation of Tonga on Saturday (January 15) after an undersea volcano erupted. The Tonga Meteorological Services said the tsunami warning was in effect for all of Tonga.

Video: Undersea volcano erupts in Tonga, tsunami warning issued

Massive amounts of volcanic pumice pebbles spewed from an undersea volcano in the Pacific Ocean have been piling up on southern Japanese coasts, damaging ports and fishing boats, and prompting the central government to establish a task force to deal with the unwanted arrivals as a natural disaster, officials said.

Pumice pebbles from undersea volcano are causing damage in Japan

Japan has a new island. A volcanic eruption has given the 6,000 islands Japan archipelago this new island. It is located 1,200 km (745 miles) south of Tokyo in the Pacific Ocean, about 50km south of Minami Ioto, one of the southernmost islands of the Ogasawara group.

Undersea volcanic activity gives Japan a new island

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