18:30Science Cafe29/09/2015BBC Radio Wales Duration: 30 minutes Tue 29th Sep 2015, 18:30 on BBC Radio Wales ExtraAdam Walton visits the Migneint blanket bog in Snowdonia.GenresFactualScience & NatureFactualScience & NatureScience & TechnologyFormatsMagazines & ReviewsBrandScience Cafe Source: BBC Online