I am writing to comment and expand on the physical principles governing carbon dioxide displacement rates for ferret euthanasia recently described by Fitzhugh and coworkers 1, where ferrets were ...

The carbon dioxide shortage has focused attention on the methods used to stun animals, but is there be a better way? An abattoir in Brechin in Angus, Scotland usually processes about 6,000 pigs ...

The current focus on protecting ecosystems is laudatory, but additional steps are needed to remove the required 500 gigatons of atmospheric carbon dioxide by the year 2100 to prevent global ...