Students on the first day of the Arctic Snow School in Cambridge Bay on April 1. They were divided into groups of 6 and learned how to take basic snow measurements such as snow depth. (Meral Jamal) ...

Still, 15 million snow geese are enough to significantly alter the Arctic ecosystem. Some birds, such as sandpipers or longspurs, appear to suffer from huge flocks.

The spring snow pack in the Arctic is disappearing at a much faster rate than anticipated even by climate change models, says a new study by Environment Canada researchers.