Chapter 3
The Biosphere

Chapter Resources

Interactive Carbon Cycle

Interactive Nitrogen Cycle

Global Primary Production
& Carbon Dioxide

(from NASA)

Animal Diversity Web
(An extraordinary site from UMich)

The Ocean Planet
(Our planet and its oceans, sponsored by NASA)

Texas Parks & Wildlife
(Extensive info about wildlife from the Lone Star State)

Atlas of the Biosphere
(A great resource with Maps and other info from the University of Wisconsin)



Matter & Energy, Interdependence in Nature
Q: How do Earth's living and non-living parts interact and affect the survival of organisms?

Think about it - Lewis Thomas, a twentieth-century science writer, was sufficiently inspired by astronaut's photographs of Earth to write: "Viewed from the distance of the moon, the astonishing thing about the Earth ... is that it is alive."

Key Questions Include:

What is Ecology?
What are Biotic and Abiotic Factors?
What Methods are used in Ecology?
What are Primary Producers?
How do Consumers get Energy & Food?
How does Energy Flow through Ecosystems?
What do Ecological Pyramids Illustrate?
How does Matter move through the Biosphere?
How does Water Cycle?
How do Nutrients influence Primary Productivity?

Changes in the Bay

Marine life in Rhode Island's Narragansett Bay is changing. One clue to those changes comes from fishing boat captains who boast about catching bluefish in November, a month after those fish used to head south for winter...

Click Here for the complete Chapter Mystery

Global Ecology from Space