
Australia, officially known as the Commonwealth of Australia, is the sixth-largest country in the world. It has a land area of 2.989 million square miles, which is about the same size as continental USA. The United States, however, is the third-largest country in the world, with a land area of 3.797 million square miles. While Australia and the US are comparable in size, both pale in comparison to Russia, which is the largest country in the world, accounting for one-tenth of the world's landmass. Peru, on the other hand, is a smaller country, ranking 20th in terms of land area.
| Characteristics | Values |
|---|---|
| Country | Australia |
| Country | Peru |
| Country | United States |
| Total Area | 9,826,675 km2 (3,794,100 sq mi) |
| Land Area | 7,692,030 km2 (2,969,900 sq mi) |
| World Ranking | Third or Fourth Largest |
| Description | Arid Costa on the west, rugged Sierra in the center, and the tropical Amazon Basin on the east |
| Description | Varied topography with flat coastal plains, mountains, and forests |
| Description | Varied topography with mountains, coastal plains, and interior highlands |
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What You'll Learn

Australia and the US have similar land areas
Despite having similar land areas, Australia's population is significantly smaller than that of the US. Australia's population is roughly equivalent to that of the state of Texas. The US, on the other hand, has a population spread across its 50 states, with a variety of climates ranging from tropical regions in Hawaii and Florida to polar regions in Alaska.
Australia, on the other hand, is the only country that takes up an entire continent. It has a long coastline of 21,126 miles (34,000 kilometres) and is home to many dangerous animals, including box jellyfish, saltwater crocodiles, and eastern brown snakes. It also has rainforests, but more than a third of its land area is covered in desert.
When it comes to travelling between the two countries, the vast land areas can make for long journeys. For example, travelling from Sydney to Perth in Australia (East Coast to West Coast) is comparable in distance to travelling from New York to Los Angeles in the US.
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Peru is smaller than the US
The US is only surpassed in size by Russia and Canada, which are the largest and second-largest countries, respectively. Russia is more than twice as big as the US, accounting for one-tenth of the world's landmass. Canada covers over half of the Northern Hemisphere and spans six time zones.
Australia, which is another country that is often compared to the US in terms of size, is actually very similar in size to the continental US. The land area of Australia is 2.989 million square miles, which is slightly smaller than the US. However, if you include the Australian Antarctic Territory, Australia's total landmass would increase by 5.9 million square kilometers.
While Peru is smaller than the US, it is still a relatively large country. It is the 20th largest country in the world by area, and it is larger than many other countries in South America, such as Ecuador and Uruguay. Peru is known for its diverse landscapes, ranging from coastal areas along the Pacific Ocean to the Andes mountains and the Amazon rainforest.
In conclusion, Peru is indeed smaller than the US, but its size should not be understated. While the US is the third-largest country globally, Peru still has a significant land area and offers a diverse range of geographical features and ecosystems.
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Loreto, Peru's largest region, is bigger than Germany
Peru is a country in South America that is slightly smaller than the US state of Alaska. It has a total area of 1,285,216 square kilometres and boasts a diverse landscape, from coastal plains in the west to the Amazon Basin rainforest in the east. Within Peru lies its largest region, Loreto, which is a vast area spanning 368,851.95 square kilometres. This makes Loreto larger than many countries worldwide, including Germany.
Germany, in contrast, is a country in Central Europe with a total area of 357,386 square kilometres. It is slightly smaller in size when compared to other European countries like France or Poland. While Germany may seem expansive, with varied topography ranging from the Northern Lowland plains to the Bavarian Alps, it pales in comparison to Loreto, Peru's largest region.
Loreto is a massive region in northeastern Peru, bordering Brazil and Colombia. It is known for its dense Amazon rainforest, winding rivers, and vast plains. The region is home to diverse wildlife, including unique bird species and river dolphins. The Amazon River, the world's largest by discharge volume, flows through Loreto, shaping the region's geography and ecosystems.
The region of Loreto is administratively divided into eight provinces: Maynas, Alto Amazonas, Loreto, Mariscal Ramón Castilla, Requena, Ucayali, Datem del Marañón, and Putumayo. Each province has its own unique characteristics and contributes to the region's rich cultural and natural heritage. The capital of the Loreto region is the city of Iquitos, which is a bustling hub known for its vibrant markets and as a gateway to exploring the Amazon rainforest.
The comparison between Loreto and Germany highlights the vastness of Peru's largest region. Despite Germany being a sizeable country with a significant global impact, it is dwarfed by Loreto's sheer geographical extent. This comparison underscores the immense size and ecological significance of Loreto, a region that encompasses a substantial portion of the Amazon rainforest, one of the planet's most biodiverse ecosystems.
In summary, Loreto, Peru's largest region, boasts a size that surpasses that of Germany. With its expansive rainforest, river systems, and unique wildlife, Loreto embodies the natural grandeur and ecological importance of the Amazon region. Its administrative divisions showcase a diverse range of landscapes and cultural heritage within Peru.
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The US is the third or fourth largest country in the world
The United States is the third or fourth-largest country in the world, depending on how you measure it. If you're looking at total landmass, Russia is the largest country in the world, followed by Canada and then China. This puts the US in fourth place. However, if you're measuring based on above-sea-level land area, the US is the third-largest country in the world. Russia is still the largest, but Canada drops out of the top three, as it spans a large portion of the Northern Hemisphere and includes Arctic Ocean territory.
The US has a land area of 3,794,100 square miles (9,826,675 square kilometers), which is just under the 9,984,670 square kilometers of China. While the US has more total square mileage than China, China has a larger total square kilometer count. This is because a square kilometer is a larger unit of measurement than a square mile.
The United States' land area is made up of its 50 states, with 48 of them located on the North American continent and connected to each other. The two exceptions are Alaska, which is located off the western side of Canada, and Hawaii, which is around 2,000 miles (3,200 kilometers) from the US mainland in the Pacific Ocean. The US's size and the fact that its states are not all connected mean that it contains examples of every type of climate in the world. From tropical regions in Hawaii and Florida to dry deserts in the Southwestern states and polar regions in Alaska.
Australia, which is the sixth-largest country in the world, has a land area of 2,988,902 square miles (7,741,220 square kilometers). This is smaller than the land area of the contiguous United States, but if you include the Australian Antarctic Territory, Australia's landmass would increase by about 5.9 million square kilometers (2.3 million square miles). This additional territory would make Australia significantly larger than the US. However, the Australian Antarctic Territory is not generally included in Australia's total landmass calculations.
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Australia is less populated than the US
Australia is the sixth-largest country in the world and is the only one that takes up an entire continent. It has a land area of 2.989 million square miles. Despite its size, Australia is less populated than the US, with a population of about 27 million people. In comparison, the US has a population of over 330 million people. This difference in population size is due to several factors.
Firstly, Australia has a much smaller population density than the US. Australia's population density is 8.5 people per square mile, while many US states have a higher population density. For example, Iowa has a population density of 55 people per square mile, and Wisconsin, Illinois, and Missouri together have a population of 25 million people, which is close to Australia's total population.
Secondly, Australia's population growth rate has been lower than that of the US. Since 1945, Australia's population has grown by 3.5 times, while the US population has grown by 2.5 times. Additionally, Australia is about 200 years younger than the US, which has had more time to develop and grow its population.
Another factor is the accessibility and proximity of other countries. The US shares borders with Canada and Mexico, making it easier for people to migrate and travel between these countries. In contrast, Australia is geographically isolated, with many countries being a long flight away. This isolation may make Australia a less attractive option for potential migrants compared to countries with easier access to neighbouring nations.
Finally, political decisions and policies may also play a role in Australia's smaller population. Some commentators have suggested that Australia could easily increase its population and has the resources to support a larger one. However, the country has not actively pursued population growth, which may be a deliberate choice.
In summary, despite Australia's vast land area, it has a significantly smaller population than the US due to factors such as population density, historical and geographical differences, migration patterns, and political choices.
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Frequently asked questions
Australia is significantly larger than Peru. Australia is approximately 7,741,220 sq km, whereas Peru is approximately 1,285,216 sq km, making Peru only 16.6% the size of Australia.
The United States is bigger than Australia. The land area of the US is 3.797 million square miles, while the land area of Australia is 2.989 million square miles.
Russia is the largest country in the world by far, with a total area of just over 17 million square kilometers.

















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