![](/Imatge/285/425/caolix.jpg)
- UABDivulga
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Researchers of the UAB Geology Departament, in collaboration with scientists from several European universities, have carried out a chemical analysis of calcite cement, one of the most common forms of cement found on detritital sedimentary rocks (rocks constituted by fragments) in three different areas of Catalonia.
![Ciments de calcita: Anàlisi de tres zones de Catalunya](/Imatge/443/240/calcita.gif)
Was the Little Ice Age caused by a minimum in the solar cycle?
The Little Ice Age (LIA), a significate climatic cooling of the Northern Hemisphere between the end of Middle Ages and the 18th century, also ocurred in the tropics, and the more likely cause was a minimum in the solar cycles. This has been confirmed after...
![Glacera Humboldt](/Imatge/671/47/petitaedatgel.gif)
The enlargement of the mountainous ranges ino the interior of the badges, far from his surface, is one of the failed subjects in the study of global tectonics. A team of investigators of the Department of Geology have demonstrated how a singular conjunction of superficial and deep processes have extended the intracontinental mountain ranges of...
![Per què hi ha serralades a dins de les plaques tectòniques?](/Imatge/514/283/marroc,0.gif)