Among the three phases of the project (planning, construction, and the actual functioning of the highway), the last two may generate the most important environmental impacts, particularly the activities surrounding the project (movement of earth and deforestation, among others) and their associated effects (e.g., colonization and changes in land use practices).
(the last two; may generate; the most important environmental impacts, particularly the activities surrounding the project (movement of earth and deforestation, among others) and their associated effects (e.g., colonization and changes in land use practices; L:Among the three phases of the project) (particularly the activities; surrounding; the project)
the last two particularly the activities
may generate surrounding
the most important environmental impacts, particularly the activities surrounding the project (movement of earth and deforestation, among others) and their associated effects (e.g., colonization and changes in land use practices L:Among the three phases of the project
the project