Go on a journey that begins at the edge of the lake and ends in the deep waters below using lake supervision.As an example life in a lake examines the physical features process and many different species of plants and animals that make up its unique lake ecosystem find out about the impact of humans on this one pristine ecosystem and what is being done to save it travel from the Light-filled lake shores to the sunless depths and learn what it is that makes this equal system special

ISBN: 9780822521389