Species at risk from ocean acidification

As seawater becomes more acidic, less calcium is biologically available. This can cause problems for animals that need calcium in the form of carbonate to build shells or skeletons. 

Last changed: 11. June 2013


The production of Norwegian oil and gas takes place around the clock, throughout the year, involving several thousand people. Safety on the Norwegian continental shelf is strictly regulated and all participants are required to operate in accordance with regulatory requirements.

Last changed: 31. May 2013

Management plans for marine areas

A good environmental condition shall be ensured in Norwegian marine areas through management plans that are developed and monitored by the appropriate authorities.

Last changed: 25. May 2013

Ship traffic in the Arctic – climate change and new challenges

Climate change has led to reduced ice cover in the Arctic. This allows for increased shipping traffic, and in the longer term perhaps also trans-polar traffic through the international waters of the Arctic Ocean. There are special risks associated with this type of shipping.

Last changed: 25. May 2013

Environmental monitoring of Svalbard and Jan Mayen

MOSJ is a system for monitoring the environment on Svalbard and Jan Mayen and the surrounding waters.

Last changed: 20. May 2013

Research on ice-dependent ecosystems in the Arctic

ICE Ecosystems is a research programme that focuses on Arctic species that are threatened by future climate change; ice fauna, zooplankton, polar cod, polar bears, ringed seals and ivory gulls.

Last changed: 20. May 2013

What will ice-free water mean for life in the Arctic?

The Arctic is melting. There is more and more open water in the Arctic Ocean, and melting is faster than ice models can predict.

Last changed: 20. May 2013

Ocean currents

Ocean currents are essential for life in the sea – and for the climate of the lands that border on the waters. 

Last changed: 20. May 2013


The main sources of radioactive contamination in Norway have until now been the fallout after nuclear testing in the 1950s and 1960s, Western European reprocessing facilities for spent nuclear fuel and fallout from the Chernobyl accident in 1986.

Last changed: 20. May 2013

The ocean becomes more acidic

The ocean has become 30 percent more acidic since the beginning of the industrial revolution, and acidification is accelerating.

Last changed: 20. May 2013