fertilizers

Learn how to start and maintain a compost pile by following the story of two students who develop a plan to cut down on cafeteria waste at their school. Includes audio, videos, activities, weblinks, slideshows, transparencies, maps, quizzes, and supplementary resources.

Learn how to start and maintain a compost pile by following the story of two students who develop a plan to cut down on cafeteria waste at their school.

A book about cultivating sustainable habits and understanding how waste affects the Earth.

People farmed sustainably since the last Ice Age with fire and fish traps, and more recently, agriculture has evolved to produce more for a growing worldwide population.

"Cyrus and Rudy spend the last days of summer selling dahlias, blackberries and tomatoes at their roadside stand. When a neighbor drops off a bin full of red wrigglers, California earthworms that turn compost into fertilizer, Rudy and Cyrus become worm moguls as they discover just how in demand the Eisenia fetida are."--OCLC.

A guide to "green" gardening for children that explains how to use organic fertilizers that are free of harmful chemicals.

Discusses the adverse effects of pesticides and fertilizers on agricultural produce and what can be done to make foods safer.