stream ecology

Describes the characteristics, formation, uses, plant and animal life, and conservation of rivers.

Explores the world of rivers and lakes, looking at how they have shaped the landscape and provided fresh water, a vital resource for human, animal, and plant life, and how communities both depend on them and can be devastated by them.

Describes the hydrological cycle from rain through various environments and finally into a stream where a boy dips his finger.

Describes a river in Alaska and the life that it supports, emphasizing how the living things around it are connected and dependent upon it for their survival.

Discusses the reasons why people live near rivers and how rivers affect their lives.

Looks at trout as part of a vast food chain that begins when leaves fall into streams and rivers.

Describes the many different types of plants, fish, and animals that live in or near even the smallest streams.

A photo essay about the range of plants and animals found in fresh water throughout the year, examining the living conditions and survival mechanisms of creatures dwelling at the edge of the water, on its surface, or under the mud.