Y gwahaniaeth rhwng diwygiadau o "Erydiad"

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Lleihawyd o 92 beit ,  12 o flynyddoedd yn ôl
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The file Image:Coastal_Erosion.jpg has been removed, as it has been deleted by commons:User:Zirland: ''In category Other speedy deletions; no license''. ''[[m:User:CommonsDelinker|Translate me!
B (The file Image:Coastal_Erosion.jpg has been removed, as it has been deleted by commons:User:Zirland: ''In category Other speedy deletions; no license''. ''[[m:User:CommonsDelinker|Translate me!)
 
[[Delwedd:Coastal Erosion.jpg|250px|de|bawd|Erydiad arfordirol yn Happisburgh, [[Norfolk]]]]
 
Proses [[Morffoleg (daear)|morffolegol]] yw '''erydiad'''. Mae'n byloriant cerrig a symudiad mwd neu tywod trwy proses ffisegol, cemegol neu biolegol. Mae'r [[gwynt]], [[dŵr]] (e.e. glaw neu afonnydd), [[rhewlif]]au neu [[disgyrchiant]] yn symud y [[gwaddod]] sy'n ffurfio yn ystod erydiad.
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