The invasive Pacific oyster is spreading rapidly in Oslofjord, causing injuries to bathers and threatening local ecosystems, with Oslo municipality now offering a reward for their removal.

Scientists now say that the harmful alga will survive the winter and that it will probably turn green in the Oslo fjord next year as well.

Hundreds of guillemots go astray in the Oslo fjord every autumn. Many are now starving in the food-poor fjord.

"It seemed like a normal day. It just showed up," says Torolv Røberg about the weather phenomenon. The dust devil was at least 100 meters high.

Authorities fear the spread of a very deadly bird flu virus after finding dead birds. Domestic birds should from now be kept indoors, and people are asked not to feed birds in the wild.

Rescue teams searching for survivors four days after a landslide carried away homes in a Norwegian village found no signs of life Saturday amid the ruined buildings and debris. Three bodies have been recovered but searchers are still looking for seven more people believed to be missing. The landslide in the village […]

The tide of mud and clay destroyed as many as 14 houses in Ask in the municipality of Gjerdrum, some 30km north of Oslo. Hundreds were evacuated and police said 21 people living in the affected area were still unaccounted for. The landslide area is known for its "quick clay", a form of clay that can behave more like a liquid than a solid when disturbed. It is thought heavy rain in recent days may have caused the soil to shift.

Experts fear the future could be like the record year 2020: Shorter and warmer winters, wetter summers.

The birds are singing, the flowers are germinating and the snow is not visible. January is record-breaking in several places in the country and Oslo sets a new snow-free record.

It's January 15th and the first signs of spring are here. The biologist found a snail in the garden, and in the flower box of the meteorologist sprout and grow it. Both are concerned.

Norwegian authorities said up to 40 dogs had fallen ill with vomiting in at least 13 towns.

Several trains have been delayed and canceled due to the storm.

On Wednesday, a new precipitation record was measured in Oslo with 22 millimeters in 10 minutes. "We had expected rain showers, but not that it would be so heavy," says state meteorologist.