Tag Archives: Invasive species


I have been hoping to expand my research area to my homeland for a while now. Working ‘On Top of the World’ never ceases to amaze, yet closer to home tons of intriguing questions arise all the time. Why is … Continue reading

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It was a mess of pieces, like shattered bones on a battlefield. A macaber sight that seemed to add some extra drama to the story of plant invasion. In between all the branches and sticks on the frozen floor, new … Continue reading

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Where we disturb nature, the invaders quickly follow

Non-native plant invaders. Ecologists have been keeping an eye on them for a long time already. Species that flew in from somewhere far away and enter an environment where they don’t belong. Species that happily profit from our changing modern … Continue reading

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From Vianden to home

On the hill overlooking the beautiful village of Vianden stands a black locust, Robinia pseudoacacia, a North-American tree introduced all over the world for gardening purposes.  With its nice feathered leaves obscuring the view from the viewpoint, it made a … Continue reading

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Beware of the pines

In the mountains we usually study, plant invasion is often only in its earliest phase, with no more than a few individuals established at high elevations. In these circumstances, the measurable impacts of plant invasion are currently virtually zero. To see … Continue reading

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Plant traffic along mountain roads

Roads help us to get from point A to point B. They are extremely useful structures for doing exactly that, which is why mankind has spend considerable amounts of energy to create a network of them that spans the whole … Continue reading

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Just checking up on my dandelions

Tomorrow I will go back to Sweden to check on my dandelions (and their colleagues). They got two whole growing seasons to become as distinguished as those three in the picture, but circumstances might have been less ideal at 1000 meters … Continue reading

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