This approach recognises there is a need to balance multiple risks as we seek to deal with ash dieback, including risks to people and infrastructure but also to the environment such as habitat loss
Mae'r dull hwn yn cydnabod bod angen cydbwyso nifer o risgiau wrth i ni geisio delio â chlefyd coed ynn, gan gynnwys risgiau i bobl a seilwaith ond hefyd i'r amgylchedd megis colli cynefinoedd