A proposal to expand the San Diego Zoo has forced city officials, civic activists and the Zoological Society to reexamine the zoo and its relationship to Balboa Park, where the facility is located. San Diegans consider both the zoo and the park civic treasures, and finding a compatible mix is proving to be a time-consuming and politically sensitive project.
Although the issues are complex, the questions are relatively simple — how large to make the zoo, and how to solve traffic congestion and p...