Wild plants living in the rich alluvial soil of the two rivers could be supplemented with fish, shellfish, and waterfowl.

Due to lack of suitable stone in the alluvial soil locally available, the temple makers had to resort to other materials instead of stone.

These are alluvial soil, which by nature are easily eroded and deemed unsuitable for development.

Alpine marmots prefer alpine meadows and high-altitude pastures and colonies, where they live in deep burrow systems situated in alluvial soil or rocky areas.

The river also provides the different alluvial soil types found around the region, which included granite, red clay, loam and gravel.