Which river has a drainage basin twice the size of california kampar rajang mekong kahayan

The correct answer is - Mekong.

Mekong is the river in question that has a drainage basin twice the size of California. Mekong is the biggest river in Southeast Asia, and by far the most important one for the region. It comes down from the eastern part of the Himalayas and passes through big portion of the mainland Southeast Asia region. It is a country that serves for fishing, her floodings make the soil fertile for farming, for irrigation, travel and trade through it, and as border between few countries.

the culture of asia encompasses the collective and diverse customs and traditions of art, architecture, music, literature, lifestyle, philosophy, politics and religion that have been practiced and maintained by the numerous ethnic groups of the continent of asia since prehistory. identification of a specific culture of asia or universal elements among the colossal diversity that has emanated from multiple cultural spheres and three of the four ancient river valley civilizations is complicated. however, the continent is commonly divided into six geographic sub-regions, that are characterized by perceivable commonalities, like religion, language and relative ethnic homogeneity. these regions are central asia, east asia, north asia, south asia, southeast asia and west asia

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