The Diatom Section of the University of Colorado Museum of Natural History houses a research collection of diatoms that is worldwide in scope, with particular strengthes in North America, Asia, and ...

Luckily, diatomaceous earth is a non-toxic pesticide that takes care of several common pests. The fine white powder is made out of fossils from microalgae organisms, and the granules have sharp edges ...

The diatom collection at the University of Colorado Museum of ... This is primarily freshwater, including fossil and modern samples. The collection is worldwide in scope, but has strengths in Great ...

evolution and biogeography of freshwater diatoms. The research covers both extinct and extant taxa, and utilises both fossil and preserved material as well as living material in the form of cultured ...