The applicant must therefore provide evidence in the NSER or LSER that it has considered effects, both alone and in combination with other plans and projects.
Felly, mae’n rhaid i’r ymgeisydd ddarparu tystiolaeth yn yr NSER neu’r LSER ei fod wedi ystyried effeithiau, yn unigol ac ar y cyd â chynlluniau a phrosiectau eraill.