A log jam is a natural or engineered accumulation of large wood (logs, tree trunks, and branches) blocking a river or stream. These blockages can occur when floating logs become entangled or snagged on obstacles like rocks or debris. Here's a more detailed explanation: Formation: Log jams form when trees and large pieces of wood floating in a river or stream become entangled with each other or get snagged on underwater objects like rocks or other debris. Natural vs. Engineered: Log jams can form

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