Trees not only help reduce soil erosion when there is heavy rainfall or flooding, it also purifies the water that runs flows over the canopies and through their root system before entering the waterways.
Esiku ndyoka ohali dhanwa kehe omvula oku yambulapo aanulema noku ya pa oompito dha yooloka okuholola omaiuvo gawo, noku y ahololela esimano lyawo.