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Winter rains threaten reindeer and voles

A small rodent, the vole, shares an icy issue with reindeer in Svalbard. A warmer Arctic climate could bring more winter rains and tougher conditions for the two species.

Man has affected the climate for 2,000 years

New research using ice cores from Greenland shows that mankind emitted greenhouse gases affecting the climate during the time of the Roman Empire.

Here’s the weather report – from 5,200 years ago

Scientists can now tell us how the weather in the North Atlantic has changed over the last 5,200 years. New research enables them to ‘see’ more than 4,000 years further back in time than before.

Getting Arctic raw materials requires a gentle hand

We must be very careful if we want to preserve the Arctic region’s special natural environment and culture while ensuring that the coming raw materials boom doesn’t turn into a disaster.

A healthy diet helps the environment

The New Nordic Diet is better for the environment than the food that Danes normally eat.

Dramatic changes in Arctic food chain

The collapse of Greenland’s lemming population cycle has disastrous consequences for a number of predators.

Alarming loss of biodiversity in protected areas

The natural environment is in a far worse state than feared, according to the most comprehensive study so far of conditions in a large number of protected tropical forests.

A cup of coffee with biodiversity and clean drinking water, please

OPINION: Sales of clean water, CO2 credits and the protection of biodiversity can benefit the environment and provide an extra income for farmers who grow coffee under the shade of trees.

Thawing permafrost emits more carbon than expected

Thawed Arctic permafrost emits more greenhouse gases to the atmosphere than scientists have thought. This can have frightening consequences, warns a researcher.

Oilfields have reduced their methane emissions

Capturing methane-rich natural gas from oilfields has helped ensure that emissions of methane have been far lower than expected, a new study shows.

Harvesting energy from all forms of sunlight

By simply cutting UV photons in two, we could get twice the amount of energy from sunlight.

Hydrogen sulphide and lack of oxygen stifled early life

After the Triassic geological period gave way to the Jurassic, life was almost impossible on the seabed in coastal waters. The water here lacked oxygen but was rich in toxic hydrogen sulphide.