Brookfield Zoo, located in Chicago, is a renowned zoological park that has been a leader in animal care and conservation since its opening in 1934. The zoo is managed by the Chicago Zoological Society and is home to a diverse range of animal species, providing educational and recreational opportunities for visitors of all ages.

The zoo is committed to wildlife conservation and education, engaging in numerous programs aimed at preserving endangered species and their habitats. It collaborates with various global conservation initiatives to ensure the protection of biodiversity.

In terms of sustainability, Brookfield Zoo has implemented several green practices to minimize its environmental impact. The zoo has been involved in energy conservation efforts, waste reduction, and sustainable sourcing of materials. It also focuses on educating the public about the importance of sustainability and conservation through its exhibits and programs.

However, detailed information on specific sustainability certifications or comprehensive ESG reports for Brookfield Zoo is limited. The zoo continues to strive towards enhancing its sustainability practices and promoting environmental awareness among its visitors.