That is the case where no reasonable scientific doubt remains as to the absence of such effects’ (Paragraph 59 of the ECJ judgment in Waddenzee).
Dyna’r achos pan na fydd amheuaeth wyddonol resymol yn parhau ynglŷn ag absenoldeb effeithiau o’r fath’ (paragraff 59 dyfarniad yr ECJ yn achos Waddenzee).