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Retomamos a temática dos anquilossauros, desta vez abordando a sistemática e uma breve história deste grupo de dinossauros couraçados, introduzido de passagem no postanterior sobre este tema. Etimologicamente, Ankylosauria deriva do grego [...]
Birds, Snakes & Mammals, London ClayBirds, mammals, snakes and crocodiles don't really spring to mind when you think of marine deposits but that is one of the things that makes London Clay sites so interesting to collect from.The London Clay [...]
Zircons (tiny crystals of ZrSiO4) are found in many rocks and are widely used to measure the age of rocks. This is usually done by looking at uranium-lead (U-Pb) and lead-lead (Pb-Pb) ages, both of which rely on radioactive decay … Continue [...]
Recently, I acquired a book entitled Kentucky Fossil Shells A Monograph of the Fossil Shells of the Silurian and Devonian Rocks of Kentucky by Henry Nettelroth 1889. I like to collect the old reference books to see the fossil plates even if I [...]
In August 2020, I visited The Field Museum of Natural History. It is an amazing place for any one interested in natural history. My main interests were the fossil and mineral collections on display. One specimen that really impressed me was in [...]
The new ELI today is 'Future power: predicting the mix of future power source contributions: extrapolating from the last 50 years of power use to realistically predict the next 50 years'It is difficult to make realistic predictions of future energy [...]
Die Homestake Mine ist eine in den Black Hills bei der Stadt Lead , South Dakota, gelegene Goldmine und ein Musterbeispiel für orogene Goldvorkommen, sie repräsentiert das größte bekannte hydrothermale Goldvorkommen. Vor ihrer Schließung 2001 [...]
Two students in the Undergraduate Program in Sustainable Development share their summer internship experiences and
Cowles works for a company that normally makes batteries to support renewable energy. During the pandemic, however, they have pivoted to making hand
We’ve managed to avoid the topic for decades, but the force of public opinion is finally ending the era of American national climate