The environmental impact of using black fiberglass tissue is primarily associated with its production and disposal. During production, it can release harmful chemicals and particulates into the air, contributing to air pollution. Additionally, fiberglass is not biodegradable, which means it persists in landfills and can leach chemicals into the soil and groundwater, potentially harming ecosystems. The dark color of black fiberglass may also absorb more heat, which could contribute to the urban heat island effect. However, it's important to note that the environmental impact can be mitigated through proper waste management and recycling programs, which are becoming more prevalent as awareness of environmental issues grows.