The North is formed by seven states, namely: Acre, Amapá, Amazonas, Pará, Rondônia, Roraima and Tocantins. Its largest and main cities are Manaus and Belém, the only ones in the macro-region with a population of over one million inhabitants.

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With an area of 3,853,676,948 km² — the largest among the five regions — it covers 45.25% of the national territory. The predominant climate in the region is equatorial, in addition to some regions with a tropical climate.

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The region is dominated by an important ecosystem for the planet: the Amazon. There are also small strips of mangroves along the coast, some areas of cerrado and also some areas of gallery forests.

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