https://www.exchangewales.org/cy/bod-ar-wahan-ac-yn-rhan-adroddiad-ar-sefyllfa-teuluol/
Bod ar wahan ac yn rhan – Adroddiad ar Sefyllfa Teuluol – ExChange
bodwahanrhanadroddiadsefyllfa
https://publish.cyfoethnaturiol.cymru/evidence-and-data/research-and-reports/state-of-natural-resources-interim-report-2019/evidence/?lang=cy
Cyfoeth Naturiol Cymru / Adroddiad interim ar Sefyllfa Adnoddau Naturiol 2019: Tystiolaeth
State of Natural Resources interim report 2019: Evidence | Adroddiad interim ar Sefyllfa Adnoddau Naturiol 2019: Tystiolaeth
cyfoethnaturiolcymruadroddiadinterim