Which of these nation does not have significant resources?

Luxembourg is a small, landlocked country in Western Europe, bordered by Belgium, France, and Germany. It is one of the smallest countries in the world, with a population of just over 600,000 people. Luxembourg is known for its high standard of living and its strong economy, but it does not have any significant natural resources.

In conclusion, Luxembourg does not have significant resources, while the other four countries (Australia, Brazil, Canada, and the United States) are rich in natural resources.