The Photo of the Week #11 is of a superb cave decoration from Kelly Hill caves located on Kangaroo Island, South Australia. I was there in 2009. Most cave decorations are draped against the wall of the cave. More rarely stalactites, stalagmites and other free hanging features form. These are usually perpendicular to the cave floor or …[Read More]
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Imaggeo on Mondays: Lake Louise, Alberta
The Canadian province of Alberta is known for its seemingly endless and pristine natural landscapes and the area surrounding Lake Louise, in Banff National Park, is no exception. Located at the foot of the Rocky Mountains, Lake Louise boasts a unique emerald colour as a result of rock flour – fine-grained, silt-sized particles of rock …[Read More]
Water Series (3): Arsenic Contamination in Drinking Water
Following our post about fluoride contamination last week, our water series is now focused on the equally serious problem of arsenic contamination. Some arsenic is present in all groundwater sources (see table 1). Of course this is only a problem if the arsenic has the chance to leak into groundwater as it filters through the rock. …[Read More]
A GeoPoetry Anthology – Accretionary Wedge #51 Compilation
Firstly, I would like to thank everyone that participated in this edition of the Accretionary Wedge. There were a few comments that the topic was somewhat out of people’s comfort zone so I am glad that there was still fantastic participation and people willing to try poetry writing out even if it was a different sort of medium. As you know …[Read More]
Friday Photo (56): Photos from Industry – Copper Deposits in Fault Zones
The deposits on the surface of this sandstone are a distinctive shade of green – indicative of copper. Copper is mobilised and concentrated along fault zones. If you have any photos from time spent working in industry, that do not breach company copyright regulations, then please get in touch and we will publish them on our blog! …[Read More]
EGU Twitter Journal Club 5 — Policy briefing: Water resource resilience
It’s time for the fifth edition of the EGU’s Twitter Journal Club, our interactive online discussion about a timely scientific article. If you have not yet taken part in one of these discussions, read more about it in our introductory post and make sure to participate when we meet online next week! This time, we will …[Read More]
Chilean volcanoes: shaken, but not always stirred?
November 7th marked the 175th anniversary of one of the largest earthquakes to have struck northern Patagonia. The earthquake, which is estimated to have had a magnitude of 8, had an epicentre close to Valdivia, and was accompanied by significant ground shaking and subsidence as far south as Chiloe island, and a major tsunami that …[Read More]
Horse poop, frozen rhinos, and crocodile skulls. All is well at the Royal Veterinary College.
Following on from the adventures in the Natural History Museum in London, checking out some of their extant crocs and the material of Theriosuchus pusillus, a dwarf croc from the Upper Jurassic of England, I made a trip to the Royal Veterinary College just north of London to see what they had on offer. John …[Read More]
EGU2013: Townhall and Splinter Meetings
Townhall Meetings Townhall Meetings are meetings open to all General Assembly participants where new initiatives or decisions are announced to a larger audience following an open discussion on the matter raised. Anyone may organize such a Townhall Meeting subject to approval by the Programme Committee chair. Townhall Meetings will be scheduled from Monday–Tuesday, 08–09 April …[Read More]
Hurricane Sandy: A round up of the coverage from Haiti to New York
We thought we would summarise the coverage of Hurricane Sandy and direct you to some of the wide-ranging political, scientific and development based discussion that has arisen in the last few weeks; simply follow the links in this article. Hurricanes are just one of the many natural disasters that affect countries in the Caribbean, such …[Read More]