Housecats were actually keeping the bird population healthy for decades by eliminating the weak. Of course now that habitat destruction and toxins made entire populations weak it is a problem.
But removing housecats to solve it is akin to drinking out of paper straws to solve plastic pollution. It helps, but it doesn't do anything substantial.
House cats are making it worse too
Both things are true
Housecats were actually keeping the bird population healthy for decades by eliminating the weak. Of course now that habitat destruction and toxins made entire populations weak it is a problem.
But removing housecats to solve it is akin to drinking out of paper straws to solve plastic pollution. It helps, but it doesn't do anything substantial.