This is the time of year when tens of thousands of migrating shorebirds flock to the Sacramento Valley. But places for the birds to make their pit stop along the Pacific Flyway is shrinking.
Source: Migratory Bird Habitat Shrinking In California
If you converted your chlorinated toxic pool to a natural pond you would be providing habit for migratory birds and the native organisms and creatures in your own backyard.
Such as
Dragonflies damselflies and multi-layer mosquito defense :-)
Think about converting your pool to an oasis.
Bob