Global Ecology and Biogeography, Vol. 18, No. 4 (Jul., 2009), pp. 507-520 (14 pages) Aim: To contribute to the development of a macroevolutionary framework for riparian systems, reinforcing conceptual ...
Scientists have been familiar with Finnish landforms for decades. Now, however, researchers have discovered a new landform previously unknown to science with the aid of laser technology. After the ...
PACIFIC CITY, Ore. — Scott Burns, professor emeritus in geology at Portland State University, thought he had seen it all — until he saw a couple of photos of an extremely rare sand formation on the ...
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