The document discusses the environmental impacts of sporting events like the Olympic Games. It notes that large numbers of people concentrated in a small area for a short time can negatively impact the local ecosystem. Various sports can also affect the environment differently. The document then outlines some potential environmental impacts like energy use, transportation, waste generation, and facilities/equipment. It suggests preventative measures during planning and corrective actions during and after events to reduce environmental effects. The importance of considering location, existing infrastructure, and promoting sustainable practices is also discussed.