Final answer:
4. Deforestation has negative impacts on the environment, including the disruption of the water cycle, local, regional, and global impacts, soil erosion, and climate change.
Step-by-step explanation:
The statement about deforestation that is not true is 4) Climate is unaffected. Deforestation has negative impacts on the environment, including the disruption of the water cycle, local, regional, and global impacts, soil erosion, and climate change.
Deforestation contributes to higher temperatures, reduced precipitation, and increased frequency of droughts and fires, all of which affect the climate and can lead to further climatic problems.