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rhdrDovre, Norway 2018
Dovrefjell, Norway
Viewpoint Snøhetta (Dovre)
Viewpoint Snøhetta (Dovre)
Juniperis communis in winter, Dovre, Norway
Juniperis communis, Dovre, Norway
Salix, Dovre, Norway
Dovrefjell, Norway
Dovrefjell, Norway
Betula nana, Dovre, Norway
Salix in the snow, Dovre, Norway
Juniperis communis, Dovre, Norway
Viewpoint Snøhetta (Dovre)
Viewpoint Snøhetta (Dovre)
New Orleans 2018
Sweden and Norway 2018
Sweden and Norway 2017
Lake Torneträsk, Abisko, Sweden
Skjomen valley, northern Norway
Narvik, Norway
Eriophorum vaginatum
Skjomen valley, northern Norway
Lake Torneträsk, Abisko, Sweden
Norway
Little red-and-white lighthouse
Common heather
Seen from Nuolja, Abisko
Epilobium angustifolium
Pinus sylvestris, Narvik, Norway
Narvik, Norway
Skjomen valley, northern Norway
Angelica archangelica along mountain road in the northern Scandes, Norway
Narvik, Norway
Norway
Skjomen valley, northern Norway
Narvik, Northern Scandes, Norway
Trifolium repens
Narvik, Norway
Skjomen valley, northern Norway
Oenanthe oenanthe, alpine tundra Abisko, Sweden
Luscinia svecica, Abisko, Sweden
Abisko, Sweden
Phyllodoce caerulea
Lake Torneträsk
Diapensia lapponica in one of our plots
Angelica archangelica
in the Skjomen valley
Laktatjakka valley
Lake Törnetrask, Abisko Research Station, Abisko, Sweden
Oenanthe oenanthe
Lake Törnetrask, Abisko Research Station, Abisko, Sweden
Lake Torneträsk, Abisko, Sweden
Luscinia svecica, Abisko, Sweden
Norway
Laktatjakka valley
Epilobium angustifolium overlooking Rombak-fjord, Narvik, Norway
Laktatjakka valley
Sweden
Saxifraga aizoides, Narvik, Norway
Summer in the Skjomen valley, northern Norway
Norway, Narvik
Luscinia svecica
Narvik, Norway
Narvik, Norway
Hair’s tail cotton grass
Lake Torneträsk, Abisko, SwedenHallerbos 2017
Young bluebell (Hyacinthoides non-scripta) surrounded by flowers of yellow archangel (Lamium galeobdolon)
The common bluebell (Hyacinthoides non-scripta), the signature flower of the Hallerbos
Single bluebell flower surviving on a wetter spot, as indicated by the field of wild garlic (Allium ursinum)
A really wet patch of forest, with giant horsetail (Equisetum telmateia) in a field of wild garlic (Allium ursinum)
Wild garlic (Allium ursinum) in the Hallerbos flowers a bit later than the bluebells, yet this one was already in full bloom
A bumblebee visiting yellow archangel (Lamium galeobdolon)
A bumblebee visiting yellow archangel (Lamium galeobdolon)
Wild garlic (Allium ursinum)
Wild garlic (Allium ursinum)
Weirdly beautiful, the inflorescence of pendulous sedge (Carex pendula), typical for the wettest spots in the forest
Weirdly beautiful, the inflorescence of pendulous sedge (Carex pendula), typical for the wettest spots in the forest
A little stream in the Hallerbos, surrounded by endless fields of wild garlic (Allium ursinum)
The herb-paris (Paris quadrifolia), less common in the forest
Wild garlic (Allium ursinum)
Bluebells (Hyacinthoides non-scripta)
Weirdly beautiful, the inflorescence of pendulous sedge (Carex pendula), typical for the wettest spots in the forest
Another one from the wet plots: large bitter-cress (Cardamine amara)
Another one from the wet plots: large bitter-cress (Cardamine amara)
Young beech leaves, as soon as they are fully grown, spring in the understory is over
A beech forest without understory, most likely too dry and too acid for any survivors
A young beech seedling (Fagus sylvatica), looking nothing like a beech, yet everything like a tiny dancer
Young beech seedling (Fagus sylvatica)
Bluebells (Hyacinthoides non-scripta)
Bluebells (Hyacinthoides non-scripta)
Bluebells (Hyacinthoides non-scripta)
Mountain melick (Melica nutans), a grass in the most amazing green
Bluebells (Hyacinthoides non-scripta) in a rare patch of mountain melick (Melica nutans), a grass in the most amazing green
Bluebells (Hyacinthoides non-scripta)
Bluebells (Hyacinthoides non-scripta)Montpellier 2017
The entrance to the cathedral of Montpellier
The cathedral of Montpellier
The entrance to the cathedral of Montpellier
The cathedral of Montpellier
Narcissus poetics
The cathedral of Montpellier
The botanical garden of Montpellier
The botanical garden of Montpellier
The botanical garden of Montpellier
Brackish Camargue vegetation
Brackish Camargue vegetation
Brackish Camargue vegetation
A typical lagune
Brackish Camargue vegetation
Camargue horses
Camargue horses
Camargue horses
Brackish Camargue vegetation
Brackish Camargue vegetation
Brackish Camargue vegetation
Camargue horses
Brackish Camargue vegetation
Little egret in the evening sun
Flamingo’s in the evening sun
A typical lagune
Dandelion fuzz
Grass lily
Grass lily
Dandelion fuzz
Veronica in a sea of poplar fluff
Euphorbia in a sea of poplar fluff
Poplar
Gare du Midi, Brussels
Gare du Midi, Brussels
Gare du Midi, Brussels
Gare du Midi, BrusselsSweden autumn 2016
Autumn in Abisko
Yellow leaves of mountain birch, with lake Torneträsk in the background.
Lapporten, the gate to Lapland, in Abisko
Rain blowing over the Abisko National Park
The colours of the north: red fireweed and yellow mountain birches, with lake Torneträsk on the background
Yellow leaves of mountain birch, with lake Torneträsk in the background.
Rain on the background, the ski lift in Abisko on the foreground
The steep slope of mount Nuolja on a dramatic looking morning
The beautiful colors of lake Torneträsk in Abisko
A little stream on top of the mountain, with a view on Lapporten, the gate to Lapland
Well, that is a beautiful table with a nice view on lake Torneträsk in Abisko
Our little experiment on top of the mountain in Abisko, with a view on Lapporten
Autumn in Abisko is extremely colorfull
The ski lift with a view on Abisko National Park and Lapporten
Hiking dowhill towards lake Torneträsk
This green is greener than the greenest green: moss on top of mount Nuolja
Well, that is a beautiful table with a nice view on lake Torneträsk in Abisko
The ski lift with a view on Abisko National Park and Lapporten
The ski lift with a view on Abisko National Park and Lapporten
The most beautiful hiking trail of the world: Nuolja in Abisko
Angelica archangelica, often the biggest plant of the Arctic
The most beautiful hiking trail of the world: Nuolja in Abisko
Cirsium helenioides, the melancholy thistle
Hiking down mount Nuolja
The steep slope of mount Nuolja on a dramatic looking morning
The colours of the north: red fireweed and yellow mountain birches, with lake Torneträsk on the background
The prettiest yellow and blue: autumn in Abisko
Fireweed, Epilobium angustifolium
Campanula or bellflower, I think ‘uniflora’
Vaccinium myrtillus
Cornus suecica, the prettiest red of the world
Hieracium alpinum, alpine hawkweed
Carex atrata, one of my favourite sedges
Alpine clubmoss, Diphasiastrum alpinum
Agrostis capillaris, bentgrass
Common yarrow (Achillea millefolium)
Anthoxanthum odoratum, sweet vernal grass, fully grown and mature
Snow scooter trail
Our plot in the mids of a field of horsetails (Equisetum pratense)
Equisetum pratense
Cliff overlooking the valley with the road to Norway
Seedling of Taraxacum officinale, the dandelion, after two years of growing in bad conditions
Poa alpina, the alpine meadow-grass, with its viviparous seeds
Massive flowerhead of Angelica archangelica
Angelica archangelica
Blueberry (Vaccinium myrtillus) in autumn
A lowland marsh in Abisko in autumn
Installing the plots of our trail observations on top of mount Nuolja
Installing the plots of our trail observations on top of mount Nuolja
Tanacetum vulgare (Tansy), non-native for the high north
Autumn forest down in the valley
The valley of Nuolja to Björkliden
Summer on the Nuolja-side
A full rainbow behind mount Nuolja in Abisko
It’s raining in the west, clouds trapped behind the mountains
A strong wind blowing rain from behind the mountains to our side
A strong wind blowing rain from behind the mountains to our side
Betula nana, the dwarf birch, mini autumn forest
Betula nana, the dwarf birch, mini autumn forest
The valley of Björkliden in autumn
The valley of Björkliden in autumn
The valley of Björkliden in autumn
The valley of Björkliden in autumnSweden spring 2016
Ranunculus glacialis
Dryas octopetala
Rubus arcticus
Salix reticulata
A rainy hike
The valley of the lakes
Ranunculus glacialis
Silene suecica
Silene acaulis
Melting snowpatch on a lake
Although the alpine zone has been harder for invasives to access than most places, human structures like trails are often an easy gateway for the invaders to get up there. Picture from Abisko, Swedish Lapland.
Trifolium pratense
Oxyria digyna
Western European species like the red clover (Trifolium pratense) here are often listed as non-native species in mountain regions.
Cornus suecica
Overlooking the valley of Laktajakka
Eriophorum vaginatum
Trifolium repens
Bartsia alpina
Amiens
View from my office window
Le Club d’Aviron in winter weather
Nice architectural curve
Cathedral with a glimpse of spring
Cathedral at night
Cathedral seen from the frozen Parc Saint-Pierre
Cold!
Winter sun on the Place du Don
Frozen to the bone
Sunny but cold, the Quai Bélu
House on the square before the cathedral
Cathedral at night
Gargoyle planning to eat the cathedral
Sunny but cold, the Quai Bélu
The southern side
Sun rising above the water
The museum behind the beautiful gates
Maria without a shirt
Amiens is filled with cute little houses
Almost cold enough for ice-skating
Just outside of Amiens
Enjoying silence and the morning sun
Cathedral at night
Colourful mirror
View from my office window
Cathedral at night
Frozen mirrorSweden autumn 2015
Lichen
Sweden summer 2015
View on the 1000 meter plots
Doing research on a cold Arctic morning
Plots flooded by the snowmelt
Flooded by the snowmelt
Meltwater river, racing down the mountain
After a hike, even the most basic house looks cosy. Little hut in the mountains, open for everybody
Snowbridge, maybe don’t cross…
Snowbridge
View from a cliff
Silene acaulis or cushion pink, cutest plant of the Arctic
Two seasons in one image
Steep slope
Hiking down
Narvik Kirche, church of the subarctic
Narvik Kirche
Reindeer on top of the mountain
Narvik Kirche
Summer at the church
Summer flowers
Massive waterfall
Young willow catkins
View from Narvik’s hospital, with lilac flowers
Building a bridge over the fjord will gain al drivers at least an hour
Norwegian fjord
Posing with the water, getting soaked
Minimalistic mountains
Insect investigating our reindeer antler
Catching mosquitoes with our license plate, harvest of the year!
Posing with the plot
Fieldwork on the most beautiful spot of the world
Fieldwork on the most beautiful spot of the world
Summer bridge – still next to the sadly impassable river
Rhinanthus flower in the mountains
Plateau in the valley, beautiful brown
Experimental view from my favourite plot
Salix catkins
Extremely old Betula tree
Waterfall from a cliff
Buttercup is the earliest in spring, here
Rocks!
Alpine views
Views!
Fieldwork
Jumping over rivers
Plot
Golden plover
Angry lemming
Green, the whole north is green!
Snow, so much snow left!
Minimalistic mountain moments
Fieldwork
The research center
Red clover – focal invader
Look at this tiny cute snail!
Massive floods of melting water
Bartsia alpina
Hooray, a toilet!
Dryas octopetala
Lowest elevation plots
Butterball!
That’s a lot of water
Midnight sun is the best
At the lakeside
Beautiful Bistorta vivipara
Don’t fall in the water
Midnight sun
Wild river
Art – made by ages of wild rivers
Baby firework for America’s independence day
Midnight sun at the lake
The Abisko canyon was wilder than ever
That’s a crazy amount of water!
The Abisko canyon was wilder than ever
The Abisko canyon was wilder than ever
Black and white
Stone-man overlooking Abisko
Nothing as soft as a willow catkin
Label and soil temperature sensor attached
I’d drive to the top every day
Reflections
Rocks and clouds
Brave little birch
Brewing our camping poison
Basic camping stuff
Camping in Norway
Home-made temperature houses
Roadside research at its best
Norway is crazy
Horsetail is so funny
Little creek in magical forest
Birches, birches everywhere
Beautiful rock, a gift from the river
Another roadside fellow
Lichen
Ready to rock the summer
Collecting mosses
That’s a crazy old lichen
Tiny tiny piny trees, but old, so old!
Ready to jump into the fjord?
Ready to jump into the fjord?
That’s a spiky stone!
Views on Norwegian fjords
Silene in the mountains
Cute little orchid
Skua
Attacking skua, mind your heads!
Watch out for the attack of the fierce skua!
Black snail
New plot!
Still a lot of snow to melt, but this spot was free for a new plot
Reindeer are better than people
Two seasons in one picture
Let’s see what is happening to the balance in mountains! Is this a starting avalanche, or will it last a bit longer?
Cute little hut
Climbing mountains by car
Softest moss in history
Drosera in the marsh
Hiking in no-man’s land
The clouds are coming
Abisko valley
‘Butterball’
Fieldwork in the tundra
Abisko valley
Little plot
Clouds and sun and mountains
Making soup on a campfire with a view
Little creek on high elevations
Skua on the look-out
Melting snow in a river
Rhodiola rosea and the Törnetrask lake
Beginning of spring
Flooded plots, melting snow, impassible wetness
Ferns and horsetailsChile 2015
Lunch made by our local colleague, with funny bread (tasty as well!)
Trips to the field sites were sometimes a real adventure, especially right after snowmelt
USA
The 3D lab 