Which of the following is an important aspect of sustainability in sports facilities?

Efficient waste management is a crucial aspect of sustainability in sports facilities because it directly impacts the environment and resource conservation. Implementing effective waste management practices helps reduce the amount of waste produced, promotes recycling and composting, and minimizes the facility's carbon footprint.

In the context of sports facilities, this might involve strategies such as providing recycling bins throughout the venue, using compostable materials for concessions, and collaborating with local waste management companies to ensure that waste is sorted and disposed of responsibly. By adopting these practices, facilities can contribute to broader sustainability goals, demonstrating environmental responsibility to fans and the community while also enhancing their reputation.

Other options, while they may contribute to the overall functioning and appeal of a sports facility, do not directly address sustainability concerns in the same manner as efficient waste management does.