Global warming and changing climate have expanded regions in the ocean that have zero oxygen by four times. In coastal waters it has gone up ten-fold since 1950.
Scientists found that while in the Arctic region the sinking was over 1mm a year, in the south Pacific it was 0.4mm a year.
Hundreds of inhabitants of the island, which is on the northeast of Papua New Guinea, have been evacuated.
30 years ago, the Montreal Protocol was agreed to regulate the use of chemicals that deplete the ozone - a layer of the atmosphere which shields the Earth from harmful UV rays.
From New Year's Eve celebrations around the world, through winter storms in Britain, Europe and the US, to Epiphany in Spain.
As the US east coast battles Storm Grayson and a "bomb cyclone," Victoria in Australia has seen a 10km stretch of Hume Freeway begin melting - with higher temperatures to come.
Britain throws away 500,000 coffee cups each day but only one in 400 cups are recycled. MPs call for 25p charge on takeaway coffee cups to be introduced to fight waste.
The latest photos of the massive winter storm barrelling into the northeastern US, as a rapid plunge in barometric pressure causes bombogenesis or a "bomb cyclone".
Michael Gove set to tell farmers the current subsidy scheme will be replaced by a pro-environment system.
After battering Britain and Ireland, Storm Eleanor slammed into western Europe, derailing trains, toppling trees and halting flights.
People have been prohibited from going within 8km of Mount Agung's volcano crater ever since it erupted in November 2017.
Extreme cold weather has caused parts of the Niagara Falls to freeze as a massive winter storm, followed by possible record-breaking cold, moves up the eastern US.
A new study claims that global warming not only destroys the planet, it also hurts people's earning capacity in future.
The bone-chillingly cold temperatures have frozen parts of Niagara Falls and caused a mile-long pile-up on Interstate 90 near Buffalo, New York.
Storm Eleanor is battering Britain with 80mph winds and there are warnings that there could be a threat to life as the bad weather gathers pace.