What factors affecting drainage patterns?
Factors affecting drainage patterns include topography, geology, climate, and vegetation. In areas with steep slopes, rivers tend to form dendritic patterns, while in regions with flat terrain, a parallel or trellis pattern may emerge. Climate influences the amount and timing of precipitation, which can affect the erosional forces shaping drainage networks. Geology determines the resistance to erosion, leading to the formation of different patterns such as radial in volcanic areas or rectangular in jointed rocks. Lastly, vegetation can impact drainage patterns by influencing soil erosion rates and the distribution of water flow.