What are the disadvantages of a tower?

Could you elaborate on the potential drawbacks of a tower? Are there any safety concerns that arise from its construction? Additionally, how does its presence impact the surrounding environment, both in terms of aesthetics and potential harm to local ecosystems? Furthermore, are there any financial burdens associated with building and maintaining a tower, and how do these factors compare to alternative structures? Lastly, what are the limitations in terms of its functionality and scalability?