Answer:
Avoid fragmenting the forest by building the new homes together on one side of the forest
Explanation:
<em>Fragmentation of forest involves breaking of large continuous forests into smaller, ecologically less diverse units</em>. This often happen as a result of human factors such as road construction, agriculture, building construction, and so on.
Forest fragmentation has several effects including, reduction in forest's health, degradation of habitats loss of biodiversity, among others.
Hence, the best mode of action is for the urban planner to build the homes clustered together on one side of the forest to avoid fragmenting the forest.