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Geography
Physical geography
Platina is located in the central portion of the Liberan Island, extending from the fertile northern lowlands to the southern coasts and island of the Exodus Archipelago. Covering 159,643 square kilometers (61,639 sq mi), the country lies between the Sea of Uthyra, the Asperic Ocean and the Gulf of Providence. Its landscape includes agricultural plains, central mountain systems, river valleys, volcanic uplands, coastal wetlands and offshore islands
The central highlands form the main physical divide of the country, separating the broad northern plains from the more rugged and forested southern regions. The highest elevations are found in the province of Santa Fé∈⊾ƨ, where Pico de Sombra rises to 4,877 metres (16,000 ft) in the tripoint with Alvorán at the tripoint with Alvorán and Jarcón. Secondary ranges extend southeastward from this mountainous core, forming plateaus, valleys and mineral-rich uplands.
Northern Platina consists mainly of alluvial plains and gently rolling lowlands, forming one of the most productive agricultural regions on the Liberan Island. The region is marked by fertile soils, irrigation systems and regular cadastral patterns associated with the land-surveying practices of the Order of the Holy Cross during the stratocratic period.
Several major rivers originate in the central highlands and flow toward the Sea of Uthyra, the Asperic Ocean and the Gulf of providence. Their valleys have historically served as natural corridors between the interior, the agricultural lowlands and the coast. Northern river basins support irrigation, industry and urban water supply, while many southern rivers pass through forested and estuarine environments reaching the sea.
Southern Platina has a more fragmented geography, with forests, wetlands, estuaries, peninsulas, bays and deeply indented coastlines. The region contains many of the country's protected natural areas and has historically supported fishing, forestry, coastal trade and port settlements.
Platina's coastline is divided among three maritime environments: the Sea of Uthyra, the Asperic Ocean and the Gulf of Providence. The northern coast contains several of the country's major commercial and industrial corridors, while the southern coast and island territories include archipelagos, lagoons, natural harbours and environmentally sensitive coastal areas.
Climate
Platina has a predominantly tropical and subtropical climate, influenced by its proximity to the equator, varied topography and exposure to the Sea of Uthyra, the Asperic Ocean and the Gulf of Providence. Temperatures remain warm throughout much of the country, with greater regional variation caused by elevation and rainfall than by seasonal temperature change.
The northern lowlands and coastal plains are generally warm, humid and rainy, supporting intensive agriculture and large areas of tropical and subtropical vegetation. Rainfall is abundant in much of the country, although some inferior valleys and leeward areas experience comparatively drier conditions.
The central highlands have cooler conditions due to elevation. Mountain valleys and plateaus record lower average temperatures than the surrounding lowlands, while the highest peaks, including Pico de Sombra, may experience frost or occasional snowfall during the coolest periods of the year.
Southern Platina and the islands of the Exodus Archipelago are strongly influenced by maritime air masses, resulting in high humidity, frequent rainfall and relatively stable temperatures. Forested uplands, wetlands and coastal districts receive some of the country's highest precipitation levels, supporting extensive rainforest, estuarine and coastal ecosystems.