Excessive saliva in Alaska may be due to more tartar. You can take your dog to the pet hospital for teeth cleaning. It is also best to brush your dog's teeth after eating every day. This can also avoid the formation of dental calculus, oral inflammation, Bad breath, etc. Hot weather will also cause Alaskan dogs to drool more. At this time, it is best to replenish water for your dog, and pay attention to avoid heat stroke or dehydration.