January 7, 2006
Many lichens are extremophiles. Great word, isn’t it? Extremophile: lover of extreme conditions. Whether the hottest, driest, wettest or coldest place on earth, lichens can be found living there. Lichens maintain a symbiosis with cyanobacteria which photosynthesise for the lichen in return for safe housing and a supply of nutrients. In terms of biomass, the [...]
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November 17, 2005
Here’s an interesting fact: If all the 6 billion people on this earth were to be placed in Tasmania (about the size of Ohio or Ireland), every person would have the equivalent space around them of a small back yard in which to live. Considering how over populated the world is, this almost seems an [...]
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