Tag: Calcium carbonate
Beaches with strange colored sand
From black, green to red or pink, some coastal areas in the world have sandy beaches with characteristic colors, attracting visitors to explore. ...
Sea cucumbers on the brink of extinction because of China’s ‘thirst’
Overfishing and sea cucumber smuggling are damaging the biodiversity and livelihoods of Sri Lankan fishermen.After sunset in Jaffna, Anthony Vigrado dived into the...
