Emperor penguins breed on Antarctic sea ice, making them among the most vulnerable species to climate change. Shifting ice conditions are causing widespread breeding failures with severe welfare consequences.
The welfare implications of climate-driven breeding failure for emperor penguins are profound. Adult penguins invest months of fasting and endurance in breeding attempts that fail as ice collapses beneath colonies. Chicks that have not yet developed waterproof adult plumage drown when ice breaks prematurely. These are not abstract population statistics — they represent the suffering and deaths of individual sentient animals, repeated at massive scale across multiple colonies simultaneously. The magnitude and pace of harm make climate change one of the largest sources of wildlife welfare harm currently unfolding. Reducing greenhouse gas emissions is therefore one of the most direct levers for improving wild animal welfare at scale.