GeoLog

geomorphology

Looking for answers towards the stars: stone tools and nuclides unveil the earliest solid evidence of humans in Europe

Looking for answers towards the stars: stone tools and nuclides unveil the earliest solid evidence of humans in Europe

When stars explode, supernova-style, the explosion sets off streams of high energy particles across the universe, mainly protons and alpha particles, that after millions of years reach us here on Earth. Secondary cosmic rays pass through our bodies and almost everything around us, and they penetrate a few meters into the ground where they interact …[Read More]

Imaggeo On Monday: The Papingo’s rock pools

Imaggeo On Monday: The Papingo’s rock pools

The Papingo’s rock pools are located at the mountainous area of Epirus in northwestern Greece, at an altitude of 980 meters. The Rogovo stream, over the years, has eroded the limestone rocks creating a complex of water falls and cavities (natural rock pools) with clear and cold running water, which the locals call “ovires”. Photo …[Read More]

Imaggeo On Monday: Glimpse of the Ranns of Kachchh, India

Imaggeo On Monday: Glimpse of the Ranns of Kachchh, India

The Rann of Kachchh is a saline marshland located in the western part of India. This climatically arid, salt-covered mudflat was once home to one of the largest settlements of the Indus Valley Civilization in India. The UNESCO world heritage archaeological site of Dholavira is now located in the heart of the salt desert. Photo …[Read More]

Imaggeo On Monday: The desert of the cauliflowers

Imaggeo On Monday: The desert of the cauliflowers

Bouâmama Cauliflowers (Fredolia aretioides) in the stony plateaus of the Eastern High Atlas near Ayt Wazag (Morocco). The compact, cushion-like habit, the tiny coriaceous leaves and the deep-reaching roots of this shrub allow it to thrive under arid climatic conditions. Photo by Luca Barale, as described on imaggeo.egu.eu.   Imaggeo is the EGU’s online open access …[Read More]

Artist in Residence – Plastic problems, hurdles, and nurdles

Artist in Residence – Plastic problems, hurdles, and nurdles

Microplastics are a big topic these days, so I take a look at some vital research… Plastic problems, hurdles, and nurdles A happy, healthy body has veins and arteries free from clogs and constrictions caused by build-up of lipid junk. This includes our external, shared body, a body on which we all rely, the landscape …[Read More]

Travels in Geology: A World Turned Upside Down

Travels in Geology: A World Turned Upside Down

Last weekend, with a strict, stay-at-home coronavirus order looming on the horizon, I decided to practice social distancing by escaping on one last hike. Since I’m currently in Colorado, I chose to climb North Table Mountain, the remnant of an ancient basalt lava flow located on the outskirts of Denver.   Locally this mesa, along …[Read More]