The development of the area of land, bounded by ridges and divides, from which all surface water drains toward a common outlet such as a river mouth or lake, shaped over time by the erosional network of streams that carve it. A drainage basin's shape, size and stream network pattern reflect the underlying rock structure, slope and climate of the landscape it drains.
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Timescale (category) Process Type Drainage Basin Formation
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Shaped
Source Amazon rainforest (Wikipedia)
Sources
1. Drainage basin (Wikipedia)
Wikipedia infobox 'Lead section' = 'A drainage basin is an area of land in which all flowing surface wa...' on 'Drainage basin'View the Source 2. Drainage Basin Formation (Wikipedia)
Wikimedia FoundationIntroductionQuote, Introduction
A drainage basin is an area of land in which all flowing surface water converges to a single point, such as a river mouth, or flows into another body of water, such as a lake or ocean.
Amazon rainforest (Wikipedia)
Wikimedia FoundationShaped: Amazonia, Natural/geology sectionQuote, Shaped: Amazonia, Natural/geology section
Within the last 5-10 million years, this accumulating water broke through the Purus Arch, joining the easterly flow toward the Atlantic.
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