myResearchSpace

Musings on: Gabet EJ, Mudd SM (2009). A theoretical model coupling chemical weathering rates with denudation rates. Geology, 37: 151-154. Many discussions of the long-term carbon cycle quite rightly highlight the importance of weathering of silicate rocks in consuming atmospheric CO2, and therefore modifying carbon cycling at the Earth's surface. ...

Article for 12 March:Dietrich WE & Perron JT 2006. The search for a topographic signature of life. Nature 439:411-419. Dietrich and Perron's article is based on a fascinating thesis - that the existence of life on Earth may imprint a characteristic signature on its landscapes which would not be the same as those seen in life's absence. The ...

Article for 7 May 2007: Kennedy M, Droser M, Mayer LM, Pevear D, Mrofka D. 2006. Late Precambrian oxygenation: inception of the clay mineral factory. Science 311, 1446-1449. Quote: ''...the advent of soils sufficiently biotic for clay formation likely predated complex terrestrial ecosystems.''  Many articles emphasise the ...