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Contents Introduction Chapter 1 Ecology and Environment 1-1* The Diversity of Life in a Square Meter 1-2 Mapping the Location of Grasses and Weeds 1-3* Identifying Consumers That Live on Trees 1-4* What is the Effect of Light Intensity on Photosynthesis? 1-5* What is the Role of Decomposers in the Soil? 1-6* Watching Things Decay 1-7* What is the Effect of Water on the Decay Process? 1-8* Are Organisms Needed for Decay to Take Place? 1-9 Yeast: A Decomposer Chapter 2 Organisms and their Environment 2-1* What is the Effect of Fertilizer on African Violets and Geraniums? 2-2* What is the Effect of Tannic Acid on Seed Germination? 2-3* What is the Effect of Heat on Seeds? 2-4* Will Roots Respond to Substances in the Soil? 2-5* What is the Effect of Sunlight on Plants? 2-6* What is the Effect of Artificial Light on Plant Growth? 2-7* What is the Effect of Different Soils on Plant Growth? 2-8* What is the Effect of Air Pollution on Lichen? Chapter 3 Cycles in the Global Environment 3-1 A Miniature Water Cycle 3-2* Make a Cloud 3-3 What is the Effect of Temperature and Wind on Evaporation? 3-4* A Model Aquifer 3-5* A Miniature Greenhouse 3-6 What is the Effect of Heat on Decomposition? Chapter 4 Population Ecology 4-1* Gestation and Longevity 4-2* Population, Predators, and Prey 4-3* World Population 4-4 What is the Effect of Overcrowding on Marigolds? 4-5* Dandelions: Built for Survival Chapter 5 Humans and the Environment 5-1* How Much Waste is Produced by Food Packaging? 5-2* Acid Rain 5-3* Coping with a Warm Environment 5-4* Water Woes 5-5 How Can You Turn Garbage into Fertilizer? 5-6 Are Pheremones an Alternative to Pesticides? 5-7* Building a Solar Collector Further Reading Internet Addresses Index
Library of Congress Subject Headings for this publication:
Environmental sciences -- Experiments -- Juvenile literature.
Ecology -- Experiments -- Juvenile literature.
Science projects -- Juvenile literature.