John Clemens, a researcher from Stellenbosch University and one of the winners in the EGU Photo Contest 2014, opens our eyes to erosional processes in the Grand Canyon in this week’s Imaggeo on Mondays… The photo below was taken late in the afternoon while doing some geological tourism at the Grand Canyon in Arizona, USA. The …[Read More]
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Green Tea and Velociraptors
Another clue to the origins of dinosaurs
Often the early evolution and radiation of the first dinosaurs is an overlooked part of their tale, in favour of the more dramatic but arguably no less important tales of their later radiations and extinctions. It is actually a fairly poorly understood part of their evolution too, with the timing, and actual mechanism that drove …[Read More]
Geology for Global Development
Blog Break
Due to widespread commitments in other areas of our work – we’ll be taking a two-week break from regular blogging (although may publish occasional articles). You can find a wide range of articles in our archives, and will be back publishing new articles from the week beginning 26th May.
WaterUnderground
Surprises and lessons learned from co-teaching an inter-university graduate course
Contributed by Grant Ferguson, University of Saskatchewan grant.ferguson@usask.ca In an earlier blog post, Tom discussed some of the advantages and disadvantages of co-teaching a blended graduate course to students at McGill University, the University of Wisconsin – Madison and the University of Saskatchewan. This course wrapped up last month… we definitely learned a few …[Read More]
VolcanicDegassing
The destruction of St Pierre, Martinique: 8 May, 1902
May 8th marks the anniversary of one of the worst volcanic disasters on record: the destruction of St Pierre, Martinique, in 1902, at the climax of the eruption of Mont Pelée. Below are a snapshot of images from one of the contemporary accounts of the disaster, ‘The volcano’s deadly work‘, written by Charles Morris in …[Read More]
Geology Jenga
EGU DIARIES: Days 4 & 5 (1st & 2nd April).
The last two days of the conference were packed with geomagnetism related sessions. I had to leave my blogging and Earth Scientist self behind and fully embrace the wide range of talks and posters directly relevant and important to my own research. I’ve decided to merge my last two diary entries; whilst a lot of …[Read More]
Seismology
What a GA
The Euroepan Geoscience Union General Assembly has come and gone, lets hope that this was a great experience to all especially those attending for first time. This year EGU saw as many as 12,000+ scientists attending from over 100 countries. Scientific contributions consisted of 4,800+ oral, 9,500+ poster, and 483 PICO presentations. Here is a small gallery showing …[Read More]
Geology Jenga
EGU DIARIES: Day Three (30th May).
After a busy start to the conference, I decided to take it easy on Wednesday. Whilst there was a range of really interesting sessions that caught my eye, I decided instead to dedicate some time to talking to people (I’ve got some really interesting 10 minute interviews coming up!). In the afternoon, I attended the …[Read More]
GeoLog
GeoTalk: Want a record of historical floods? Ask the taxman
Extreme weather events, like catastrophic floods, are the malicious exclamation points of Earth’s chaotic and variable climate system; they arrive without warning and extract huge costs, both economic and humanitarian, from the communities they strike. Evidence suggests the frequency and severity of these events may be on the rise in a changing climate, but scientists …[Read More]
GeoLog
Defining the age of humans
We are currently changing our planet like never before. But do these changes deserve a new name? The Anthropocene – a geological period marking the length of time for which humans have had a significant impact on the planet – was first proposed in the 1980s. But the word has gained significant attention in recent …[Read More]