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Article: Recent studies by K.R.S. Snell and co-authors add new data to environmental research findings.
- Article from:
- Ecology, Environment & Conservation
- Article date:
- November 13, 2009
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"We quantified the metabolic cost to the Antarctic leafy liverwort Cephaloziella varians of responding to an abrupt increase in ultraviolet B (UVB) radiation exposure in the natural environment at Rothera Point on the western Antarctic Peninsula (67 degrees 34'S, 68 degrees 07'W). The liverwort was protected from exposure to UVB radiation for 44 days with screens containing Mylar polyester, after which time its thalli, which are normally black in colour, had become green owing to reduced concentrations of an anthocyanidin, identified here as riccionidin A, in thallus tips," researchers in Cambridge, the United Kingdom report.
"Thalli were then exposed to an ...