Oceania 1

Oceania 1 - Invasion by exotics(i.e rabbits brown tree...

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1. Introduction o Dominated mostly by water Oceania - a sweeping collection of islands reaching from New Guinea and New Zealand to Hawaii o Political unrest in Fiji between Fijians and descendents of South Asian sugarcane workers illustrates the role of globalization in this region o The largest countries in the region are Australia and New Zealand Outback - Australia's thinly settled, huge, dry interior o Melanesia - "Dark Islands" Polynesia - "Many Islands" Micronesia - "Small Islands" 2. Environmental Geography o Environments at Risk Seismic hazards, periodic droughts, tropical cyclones Global Resource Pressures Mining operations in Australia, Papua New Guinea, Solomon Islands, Samoa Deforestation in Australia, Tasmania, Papua New Guinea, Solomon Islands, Samoa Global Warming and Rising Sea Levels Rising sea levels from global warming could drown many of the region's small, low-lying islands Exotic Plants and Animals Introduction of exotic plants and animals threatens native species
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Unformatted text preview: Invasion by exotics (i.e. rabbits, brown tree snake) has led to extinction of some native species o Australian and New Zealand Environments • Regional landforms Australia has three landform regions • The Western Plateau covers more than half the continent • Interior Lowland Basins follow the coastlands from the Gulf of Carpentaria to the Murray and Darling Valleys • Great Dividing Range from Cape York Peninsula to southern Victoria New Zealand • Geologically active, mountainous part of "Pacific Ring of Fire" • Climate Australia • Arid center with higher zones of precipitation encircling the country • Tropical low-latitude north has monsoons • An Unusual Zoogeography More than 120 species of marsupials inhabit this region • Kangaroos, duck-billed platypuses, hairy-nosed wombats, Tasmanian Devils, and more...
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