Maen nhw’n enghreifftiau o systemau gwasgedd isel eithafol. Ceir corwyntoedd gan amlaf ar ddechrau tymor yr haf yn America – rhwng diwedd mis Mehefin a mis Hydref. Er mwyn i seiclon ffurfio a ...
Photo: The Fishbowl stars Isel Rodríguez as a woman returning home to Vieques, Puerto Rico. Photo courtesy of Cinema Tropical ...
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