Question

3. Why is the number of Adélie penguins decreasing in Antarctica?​

Answer 1

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Adélie penguin population decline

estimates that one-third of current Adélie penguin colonies in Antarctica will start declining by 2060, with an increase to 60 percent by 2099. Forcada et al.who reported a decline in Adélie penguin populations, suggested climate change as the leading cause.

Answer 2

“It is only in recent decades that we know Adélie penguins population declines are associated with warming, which suggests that many regions of Antarctica have warmed too much and that further warming is no longer positive for the species,” said the paper's lead author, Megan Cimino, who earned her doctoral degree at ..