It is there to make public bodies think more about the long term work better with people and communities, and each other with a view to preventing problems and take a more joined-up approach.
Ei nod yw gwneud i gyrff cyhoeddus feddwl mwy am yr hirdymor, gweithio'n well gyda phobl a chymunedau a gyda'i gilydd, gan geisio atal problemau a mabwysiadu dull gweithredu mwy cydgysylltiedig.