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Like many polar animals, emperor penguin populations are challenging to monitor because of the species' life history and remoteness. Consequently, it has been difficult to establish its global status, a subject important to resolve as polar environments change.
We review the scientific literature, especially from the past decade, on the impacts of human … activities on the Antarctic environment. A range of impacts has been identified at a variety of spatial and … temporal scales.
A recent review by Ainley et al. has suggested that recent investigations of the ecological structure … and processes of the Southern Ocean have “almost exclusively taken a bottom-up, forcing-by-physicalprocesses … approach relating individual species’ population trends to climate change”.
The review of southern hemisphere minke whales is currently a priority work item within the International Whaling Commission (IWC) Scientific Committee (SC). Reliable abundance estimation is an important component of the review process.