Rio de Janeiro is a big place. It is in the country of Brazil. It sits by the blue sea. There are high hills and green trees. Many people live there. Do you want to see it? 
Rio de Janeiro is in Brazil.
It sits by the blue ocean. The land has high mountains and green forests. Some parts are very high. It can even snow there! 
Many people live in this state. It is a crowded place. Many people work with oil from the sea. 
The state has a big city. This city was once the capital of the land. It is a very famous place to visit.
Rio de Janeiro is a state in Brazil.
It sits in the Southeast part of the country. The state touches the South Atlantic Ocean. It also shares borders with three other states. These are Minas Gerais, Espírito Santo, and São Paulo.
The land has many different shapes. There is a flat area near the coast. This is called a coastal plain. Most of the state is made of high land. These are called highlands. Many mountains rise high into the sky. One very tall peak is called Pico das Agulhas Negras.
The weather is mostly tropical. This means it is often warm. It can get very rainy in the summer. In the high mountains, it can get very cold. Sometimes, it even snows! 
More than 16 million people live here. This makes it a very crowded state. Many people live in the big city of Rio de Janeiro. This city was once the capital of Brazil. 
The state is also a leader in oil. It produces most of the oil for Brazil.
Rio de Janeiro is a large state in Brazil. 
The land in Rio de Janeiro has two main shapes. There is a flat area near the ocean called a coastal plain. This area includes many bays and lagoons. Most of the state is actually made of high land called a plateau. 
History has shaped this state for a long time. European presence began as far back as 1502. The French tried to build a colony here between 1555 and 1567. Later, Estácio de Sá established the city of Rio de Janeiro in 1565. The state grew quickly when it started exporting gold from Minas Gerais. In 1763, the city became the capital of Colonial Brazil.
Today, the state is a very important part of Brazil's economy. It has the second largest economy in the whole country. Rio de Janeiro is also a leader in energy. It produces 80% of all the oil in Brazil. 
You can learn a lot about the people by their names. People from the state are called fluminense. This name comes from a Latin word for river. People from the city are often called carioca. 
Rio de Janeiro is a major federative unit of Brazil. It is located within the Southeast geopolitical region. The state shares borders with three other states in this region. It borders Minas Gerais to the north and northwest. It borders Espírito Santo to the northeast. It borders São Paulo to the southwest. The South Atlantic Ocean bounds the state to the east and south.
The geography of the state consists of two distinct morphological areas. The first area is a coastal plain known as the baixada. This plain features many bays, such as Guanabara and Sepetiba. It also contains lagoons and restinga vegetation. The second area is a large plateau that sits inland. This plateau is often higher than 1,000 meters. It contains mountain chains like the Serra do Mar. The highest point is the Pico das Agulhas Negras. This peak is located in the Serra da Mantiqueira.
The climate in Rio de Janeiro is predominantly tropical. The Tropic of Capricorn passes just south of the state. Most of the area receives between 1,000 and 1,800 mm of rainfall annually. Rain is usually concentrated during the summer months from December to March. The dry season occurs during the winter from June to September. Coastal temperatures average around 23°C in the summer and 21°C in the winter. However, altitude changes the weather in the mountains. In high areas, temperatures can drop to the freezing point. Snow has occasionally been reported in the Itatiaia National Park.
History in the region dates back to 1502. The French occupied the territory between 1555 and 1567. They intended to establish a colony called France Antarctique. Estácio de Sá established the city of Rio de Janeiro in 1565 to prevent this. The city grew through cattle raising and sugar cane cultivation. Progress accelerated in the 18th century when the port exported gold from Minas Gerais. Rio de Janeiro became the capital of Colonial Brazil in 1763.
Significant changes occurred when the Portuguese royal family arrived in 1808. This led to urban reforms and the creation of new institutions. The Bank of Brazil and the Royal Press were founded during this time. The Jardim Botânico was also established. The city served as the capital for various stages of Brazilian history. It was the capital of the United Kingdom of Portugal, Brazil and the Algarves from 1815 to 1822. It later served as the capital of the Republic until 1960. After the capital moved to Brasília, the city became Guanabara State. In 1975, Guanabara was incorporated into Rio de Janeiro State.
Economically, Rio de Janeiro is a powerhouse in Brazil. It holds the second largest economy in the country. The state accounts for 9.2% of the Brazilian GDP. It also contains 8.2% of the total Brazilian population. The state is the largest oil producer in Brazil. It produces 80% of the nation's total oil. In 2014, oil royalties brought the state 4.2 billion reais. However, these revenues fluctuated as international oil prices changed.
The state is divided into 92 municipalities. It is the third most populous state in Brazil. The 2022 Census recorded over 16 million residents. This makes it the most densely populated state in the country. The 22 largest cities include Rio de Janeiro, São Gonçalo, and Duque de Caxias. The population is diverse, with many people of Portuguese ancestry. The state also has significant Pardo, Black, and White populations.
Cultural identity in the state is expressed through specific names. People from the state are called fluminense. This term comes from the Latin word flumen, meaning river. People from the city of Rio de Janeiro are called carioca. This term was first recorded in 1502. The state is also known for its religious diversity. While many are Roman Catholic, there is a high percentage of Spiritists. It also has the highest percentage of people without a religion in Brazil.
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