GeoLog

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Imaggeo on Mondays: Sampling sulfurous sinkhole water

Imaggeo on Mondays: Sampling sulfurous sinkhole water

Sampling of water present in sinkhole formed in superficial salt-rich lacustrine deposits at Ghor Al-Haditha, Dead Sea eastern shore, Jordan, during a field campaign in October 2018. The water in this sinkhole flows into the Dead Sea in a surface stream channel formed in 2012. The water was highly acidic and extremely conductive, with a strong sulfurous odour. Understanding the chemistry of the wa ...[Read More]

The Carbon Potential of Peat

The Carbon Potential of Peat

2020 is being described by many as a tipping point: the year that humanity as a species must take concrete and measurable action to prevent catastrophic climate change. But even if we do manage to slow carbon emissions from 2020 onwards, how would the planet deal with all the carbon dioxide we have produced so far? How much capacity do the planet’s natural carbon sequestration reserves actually ha ...[Read More]

Imaggeo on Mondays: When boulders hitch a ride from glaciers

Imaggeo on Mondays: When boulders hitch a ride from glaciers

Glen More, on the Isle of Mull, Scotland, is a classic locality for studying glacial landforms and sediments. Here, two prominent ice-transported boulders stand guard at the head of the valley, left behind after the Loch Lomond Readvance (Younger Dryas stade), the final pulse of Quaternary glaciation in Scotland. Behind them in the characteristic U-shaped valley, hummocky morraines are littered wi ...[Read More]

Imaggeo on Mondays: The best of imaggeo in 2019

Imaggeo on Mondays: The best of imaggeo in 2019

Imaggeo, our open access image repository, is packed with beautiful images showcasing the best of the Earth, space and planetary sciences. Throughout the year we use the photographs submitted to the repository to illustrate our social media and blog posts. For the past few years we’ve celebrated the end of the year by rounding-up some of the best Imaggeo images. But it’s no easy task to pick which ...[Read More]