Madelyn Rosenberg's novel Canary in the Coal Mine (2013) is available for borrowing through the Internet Archive and Brooklyn Public Library. You can also find it at major retailers like Amazon .
An unabridged version narrated by Lucien Dodge is available on Audible. Download CANARIES THE COAL MINE The bra (28091) zip
For factual guides on how canaries were used as early warning systems for toxic gases (like carbon monoxide), the Smithsonian Magazine and the National Coal Mining Museum provide detailed educational content. Madelyn Rosenberg's novel Canary in the Coal Mine