It is a pleasure and a distinct honour for me to greet the participants, guests and ob servers of this Fourth International Symposium on Antarctic Biology which

In all fields of science today, data are collected and theories are developed and published faster than scientists can keep up with, let alone thoroughly digest

Antarctic Ecosystems comprises 55 papers presented at the Fifth Symposium on Antarctic Biology held under the auspices of the Scientific Committee on Antarctic

A structured account of the full range of environments in Antarctica and of the microbial communities that live within them. The author examines the major featu