A strong 5.9-magnitude earthquake struck Papua New Guinea early Monday, the US Geological Survey that tracks worldwide quakes reported.
The quake struck at 20:06 GMT Sunday with an epicenter on land 131 kilometers (81 miles) southwest of the city of Kokopo, and at a depth of nearly 53 kilometers, the USGS said.
No tsunami warning was issued, and there were no initial reports of casualties or damage.
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Rethinking tsunami defense
Stanford CA (SPX) May 05, 2020
In tsunami preparedness, it turns out there can be strength in beauty. Rows of green hills strategically arranged along coastlines can help to fend off destruction from tsunamis while preserving ocean views and access to the shore. For some communities, they may offer a better option than towering seawalls.
Those are the findings of a peer-reviewed paper by a team of researchers who have tried to quantify how tsunami waves of different heights interact with mounds of various sizes and shapes arran ... read more