A disaster of unimaginable scale looms over Japan as its government is warning that the next ‘megaquake’ could kill as many as 300,000 people. Such a seismic monster – which could trigger a tsunami powerful enough to obliterate entire coastal regions off the Pacific coast – has been feared for a long time.

It subsequently revised the assessment, saying “the tsunami threat from this earthquake has now passed”, but authorities in Tonga issued further warnings.

A major, 7.0-magnitude earthquake struck in the South Pacific Ocean on Monday, according to the United States Geological Survey. The quake prompted a brief “Tsunami Threat” for Tonga. Preliminary reports from the U.

A tsunami warning has been issued in Tonga following the 7.1 magnitude earthquake - the US Geological Survey said it hit around 62 miles northeast of the main island

Tsunami warning issued after strong 7.1 magnitude earthquake hits near Pacific island country of Tonga

A HUGE 7.1-magnitude earthquake has hit near Tonga and Niue in the Pacific Ocean and prompted a tsunami warning. The US Geological Survey said the temblor hit about 62 miles northeast of the main

A strong 7.1 magnitude earthquake hit near Tonga, a country in Polynesia made up of 171 islands with a population of a little more than 100,000 people.

Tonga is a country in Polynesia made up of 171 islands with a population of just over 100,000 people, most of whom live on the main island of Tongatapu.