Tsunami watch for Hawaii lifted after north Pacific quake

A 7.5 magnitude earthquake struck in the northern Pacific on Wednesday and forecasters said tsunami waves were possible for the nearest shores. A brief tsunami watch for Hawaii was canceled.
Hidden source of carbon found at the Arctic coast

A previously unknown and significant source of carbon just discovered in the Arctic has scientists both marveling at a once overlooked contributor to local coastal ecosystems and concerned about what it may mean in an era of climate change.
East Antarctica’s Denman Glacier has retreated almost 3 miles over last 22 years

East Antarctica’s Denman Glacier has retreated 5 kilometers, nearly 3 miles, in the past 22 years, and researchers are concerned that the shape of the ground surface beneath the ice sheet could make it even more susceptible to climate-driven collapse.
Microplastics found in a quarter of San Diego estuary fish

Nearly a quarter of fish collected from a San Diego stream contain microplastics. The study, which examined plastics in coastal sediments and three species of fish, showed that the frequency and types of plastic ingested varied with fish species and, in some cases, size or age of fish.
The wonder trees that nurture marine biodiversity

This 2020 theme for the International Day of Forests on 21 March is Forests and Biodiversity. Awareness is growing among governments and coastal communities in tropical countries of the incredible value of mangrove trees to nature and humans.
Building sunken breakwaters off SC coast to halt beach erosion has unclear future

The idea — building an underwater barrier to slow down waves, and thus slow the flow of escaping sand — has coastal experts worried about disrupting the coastal flow of sand, nesting sea turtles and worsening water quality on the beach.
Venice: wildlife returns to tourist-free city

Under Venice’s strict rules of self-confinement to prevent the spread of the coronavirus, the ancient city has been transformed almost overnight. With the cruise ships gone and the souvenir stalls closed, the sanitary emergency lockdown has transformed La Serenissima’s hundreds of canals and waterways.
We’re taking coronavirus seriously. What if we did that with climate change?

There are a lot of parallels between the coronavirus and climate change. Both are existential threats that are directly affected by individual choices and actions but need coordinated, global action to slow them down. Both will hurt or kill the most vulnerable people.
Trump refused permission to build sea wall at Irish golf course

A golf course and hotel owned by President Donald Trump has been refused planning permit to build a sea wall designed to protect the fairways from coastal erosion by authorities in Ireland.