There is likely to be an overall negative environmental impact following the fire break due to an increase in travel, as only essential journeys were allowed during the fire break.
Mae'n debygol y bydd effaith amgylcheddol negyddol gyffredinol yn dilyn y cyfnod atal byr oherwydd mwy o deithio, gan mai dim ond teithiau hanfodol a ganiatawyd yn ystod y cyfnod atal byr.