Cyn ei digwyddiad swyddogol cyntaf, mae Gweinidog yr Amgylchedd, Hannah Blythyn wedi trafod ei hymrwymiad i weithio gyda sefydliadau amgylcheddol ledled Cymru.
Ahead of her first official engagement, Minister for Environment, Hannah Blythyn has spoken about her commitment to work with environmental organisations across Wales.