Phytoplankton are the base of the Antarctic food web, sustain the wealth and diversity of life
for which Antarctica is renowned, and play a critical role in biogeochemical cycles that …

Winter conditions are rapidly changing in temperate ecosystems, particularly for those that
experience periods of snow and ice cover. Relatively little is known of winter ecology in …

Abstract Antarctic and Southern Ocean (ASO) marine ecosystems have been changing for at
least the last 30 years, including in response to increasing ocean temperatures and changes …

We present an update of the 'key points' from the Antarctic Climate Change and the
Environment (ACCE) report that was published by the Scientific Committee on Antarctic …

AR4 Climate Change 2007: Impacts, Adaptation, and Vulnerability — IPCC Menu About Data
Documentation Focal Points Portal Bureau Portal Library Links Help Languages عربي 简体中文 …

Estimates of primary production in the Southern Ocean are difficult to obtain but are
essential if we are to understand its role in the global carbon cycle. Here we present a 9 …

Bacteria are ubiquitous in the atmosphere, with concentrations of bacterial cells typically
exceeding 1× 10 4 m− 3 over land. Numerous studies have suggested that the presence of …

Recent results continue to show the general consensus that ozone-related increases in UV-
B radiation can negatively influence many aquatic species and aquatic ecosystems (eg …

To understand how planet Earth works we study it increasingly as a system–a collection of
interdependent parts or spheres–the lithosphere, the hydrosphere, the cryosphere, the …

Although Antarctic sea ice is undergoing a slight increase in overall extent, major regional
changes are occurring in its spatio-temporal characteristics (most notably in sea ice …