1.Trees have roots that hold the soil on the bank,
retarding the erosion process
2.
2.Trees shade the river moderating the ambient
temperature
3.
3.Trees provide shelter and niches for a wide variety of
wildlife
4.
4.Trees that fall into the river provide a long-term
release of energy
5.
5.Leaves fall into the river and provide up to 60% of the
energy for macroinvertebrates