Adnoddau diweddaraf:
Adolygu UDA a gweddill y byd 1929-2000
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Er mwyn rhannu adnodd, mewngofnodwch ar ben y sgrin. Diolch yn fawr.
Cymhwyster / Lefel:
Adnoddau: - What is sustainability?
A powerpoint presenation introducing concepts of sustainability.
A powerpoint presenation introducing concepts of sustainability.