Australia is one of the most biologically diverse countries in the world. Our landscapes and ecosystems have changed with the introduction of new plants and farming practices.

Explore how Australians’ relationship with the natural world changed over the 20th century as we recognised the aesthetic, scientific, cultural and life-sustaining importance of the environment.

The government has a role in encouraging and regulating the construction, mining and manufacturing industries. Discover some of Australia’s major projects including the building of Canberra.