Javascript Other reports in this collection 4.1. Both have Gondwanan ecosystems and unique flora and fauna. They have been subject to significant human influences particularly from fire, agriculture, deforestation, and introduced exotic plants and animals. The total land area is 8 million square kilometers, and the population is 22 million. In contrast to other OECD countries, commodity-based industries of agriculture and mining dominate the economies and exports.
Tourism is a major and rapidly growing industry.
Australia is a large, ancient, eroded, and relatively flat continent, similar in size to Europe or the continental United States, with generally nutrient-poor soils. It is the only major OECD country that lies largely in tropical and subtropical latitudes. The total land area of the two countries is 8 million km 2 . Small offshore islands greatly extend both countries jurisdictions. Key geographical features of the region are its relative isolation in an oceanic hemisphere, Gondwanan ecosystems and unique flora and fauna, low human population densities, and significant climatic features such as the ENSO phenomenon, the very arid interior of Australia, and tropical cyclones.