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.
The tick can carry hemorrhagic diphtheria. The disease is widespread in the Middle East, Africa and Asia. In addition, some cases have been seen in southern Europe. The fever can cause serious illness in humans.
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.
Experts fear the future could be like the record year 2020: Shorter and warmer winters, wetter summers.
The changing summer weather has led to a scissor-like boom in Southern Norway. Biologist reassures those who feel threatened.
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.
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