The Welsh Government has set an aspiration to plant 43,000 hectares (110,000 acres) of new trees by 2030, rising to 180,000 hectares by 2050.
Mae Llywodraeth Cymru wedi datgan dyhead i blannu 43,000 o hectarau (110,000 o erwau) o goed newydd erbyn 2030, gan gynyddu i 180,000 o hectarau erbyn 2050.