Who Needs an Iceberg?By: Karen Patkau Series: Ecosystem Series Tundra introduces the first three books in its important new ecosystems series. Each title celebrates the worlds diversity by presenting a different ecosystem: its land and water, its animals and plants. The art is brimming with creatures and ecological features, described in fact filled notes at the end of each book and in a useful glossary and map. Who Needs an Iceberg? The Arctic ecosystem is changing