an Environmental Statement (ES) (if the project is EIA development) or a negative Screening Direction from PEDW (if the project is not EIA development)
rhaid i'ch cynnig plannu o dan y cynllun fod o dan y trothwy ar gyfer Asesu’r Effaith Amgylcheddol (Coedwigaeth) (EIA) fel na fydd angen cynnal EIA (Coedwigaeth).