Pia Östensson, a biologist and pollen expert at Stockholm's Natural History museum, explains why there is so much aspen fluff this year and why it is not related to recent wildfires.
It's only late February but already spring has sprung in Stockholm, according to the definition by Sweden's national weather service.
I am sad to see the crops on my fields being just brown and yellow instead of green. All the hard work we did this spring, it's almost for nothing..." dairy farmer Filip Nilsson told Radio Sweden.
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