Møns Klint – where Denmark was born
There is something about mighty white cliffs. During World war II, the iconic White Cliffs of Dover was a symbol of freedom, of Britain as the bulwark against the nazi […]
Author Archives: karsten
What geology can teach us about climate change: On wine, vikings and ice skating (and big, bad volcanoes)
“The medieval warm period” was the time when English kings grew their own wine, and Vikings settled on Greenland. It lasted three centuries from around 950 to 1250, when climate […]
What geology can teach us about climate change: The Earth’s drunkard walk between warm and cold
In the previous posts, we looked at how the big theater of plate tectonics has created both ice ages and hot greenhouses on Earth. Now, we will get back to […]
What geology can teach us about climate change: How CO2 saved the Earth from eternal winter – and nearly boiled it later
Environmental activists sometimes scare us with the prospect of a runaway greenhouse: If we continue to spew out CO2, the Earth may become so hot that it is uninhabitable. Looking […]
What geology can teach us about climate change: How to make an ice age
Climate change is a confusing topic. The environmental movement with Greta Jeanne D’Arc Thunberg in front can give the impression that climate has been nice and stable since times long […]
Ediacarans: The fossils that should not be there
The Ediacara Hills is a hot, dry area in the middle of nowhere in South Australia. A place people go if they must, like for mining for uranium and other […]
Easter eggs: Hunting sea urchins at Sangstrup Klint, Denmark
I am a Norwegian, and I confess to not have gone to the mountains this Easter. This might get me expelled from community of True Norwegians, but me and the […]
Faxe Chalk Quarry: An ancient coral reef in Denmark
Sixty-five million years ago, a meteorite killed the dinosaurs, and two-thirds of the known species with them. It turned Earth into a wasteland. But Earth soon recovered, mammals took over […]
Where the dinosaurs died: The white cliffs of Stevns Klint in Denmark
When God had finished His creation of the Earth, He discovered that He had made a slight miscalculation. He had some sediments in spare. After considering a new moon just […]
How life makes life on Earth possible
Without life, the Earth would not be a place suitable for life. Sounds like a Catch-22? You bet. But it is true. In this blog post, we will explore how […]