OCEANS
Coral reefs face bleaching events on a global scale
Feb 25, 2015
Written by
Tom Hayes
Increasingly warm ocean temperatures are leading to coral bleaching on a global scale for only the third time in recorded history, and for the first time not during an El Niño period
Whale tales
Jan 30, 2015
Written by
Tom Hart
As the Natural History Museum’s diplodocus cast skeleton makes way for a blue whale skeleton in 2017, Geographical looks at the ‘emperor of the seas’
Ocean acids altering organisms
Jan 28, 2015
Written by
Tom Hart
Marine organisms that cost the maritime industry $22billion a year are set to change if ocean acidification continues
China’s unsustainable fish farms
Jan 23, 2015
Written by
Tom Hart
China’s fish farms provide three-quarters of the country’s fish, but the industry’s reliance on fishmeal from wild-caught fish is unsustainable
The short, stormy life of Sabrina Island
Jan 16, 2015
Written by
Tom Hart
When an explorer discovers an uncharted land, there’s an expectation that wherever the explorer ventures next, the last discovery will stay where it was found. This isn’t always the case
Tsunamis, science and culture
Jan 15, 2015
Written by
Tom Hart
On average two tsunamis happen somewhere in the world each year, Geographical looks at the culture and science behind the ‘harbour wave’
US coastal regions under threat of increased flooding
Dec 22, 2014
Written by
Tom Hart
A new report into sea level rises claims that by 2050, regular flooding will threaten most US coastal areas
Underestimated ocean effects
Nov 23, 2014
Written by
Tom Hart
Atmospheric greenhouses gases have been the focus for fears over changes to the Earth’s climate. But research from Rutgers University suggests that the oceans equal the atmosphere for importance in regulating the planet’s temperature
Tsunami secure
Nov 22, 2014
Written by
Tom Hart
Twenty-five minutes isn’t long to find shelter from a tsunami, but that’s how long Washington state residents living in coastal areas would have if a major earthquake hit the Cascasia Subduction Zone
Antarctic ocean sanctuary blocked by Russia, China
Nov 14, 2014
Written by
Chris Fitch
The latest international attempt to protect one million square kilometres of Southern Ocean has failed to reach a consensus
Dead zone in Arabian Sea
Nov 01, 2014
Written by
Tom Hart
A growing ‘dead zone’ in the Arabian Sea has allowed low-oxygen plankton to dominate the base of the marine food chain. The ecosystem change has led scientists to warn that plankton may supplant other food sources local fish rely on
Ocean changes leading to kelp overgrazing
Sep 01, 2014
Written by
Tom Hart
Changes to the distributions of tropical fish species due to ocean warming is leading to overgrazing of kelp forests and seagrass meadows, a new study has found
North Sea fauna changing
Aug 01, 2014
Written by
Olivia Edward
Biological communities in the North Sea have undergone significant changes since the turn of the millennium, according to long-term studies carried out by a team of German scientists
Deep valleys found under Greenland ice
Jul 01, 2014
Written by
Olivia Edward
New study detects tens of kilometres of previously uncharted deep valleys under Greenland ice sheet, suggesting the ice is significantly more vulnerable to warm ocean waters
Gem discovery points to water deep below Earth's crust
May 01, 2014
Written by
Olivia Edward
The discovery of the first terrestrial sample of a water-rich mineral has yielded new evidence that large volumes of water could exist deep within the Earth
Baltic Sea oxygen depletion worsening
May 01, 2014
Written by
Olivia Edward
Oxygen depletion in the Baltic Sea is ten times worse now than it was 100 years ago, the result of nutrient inflows from the land
Warm river water melting Arctic sea ice
Apr 01, 2014
Written by
Olivia Edward
A new NASA study has found that the heat from warm river water draining into the Arctic Ocean is contributing to the melting of Arctic sea ice each summer
Equatorial fish at risk as water warms
Apr 01, 2014
Written by
Charlie Furniss
Climate change is threatening the survival of fish that live near the equator, according to a new study by scientists at James Cook University in Queensland
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