In most cases, the source of dog gas stems from your pooch swallowing excessive air. (herepup.com)
From excessive air travel that causes harmful CO2 emissions to package holiday resorts that are built on natural areas, international travel and tourism are far from sustainable. (charlieontravel.com)
Its cause is not completely known, but it is thought to occur when dogs take in excessive air when drinking or eating. (breedingbusiness.com)