Something as small as a seed can have a worldwide immpact. Did you know there are top-secret seed vaults hidden throughout the world? And once a seed disappears, that's it - it's gone forever? With the growth of genetically modified foods, the use of many seeds is dwindling - of 80,000 edible plants, only about 150 are being cultivated. With a global cast of men and women, scientists and laypeople, and photographic documentation, Nancy Castaldo chronicles...

Discusses the formation and the role of different types of soils and how they have been endangered through unwise farming, mining, and grazing.

"Where does our food come from? What role do farms play? What's it like to be a farmer? In this charmingly illustrated book, follow a farm throughout the year to discover how the farmer grows fresh and tasty food for us to eat in a sustainable and natural way. Explore the workings of a small-scale, organic family farm and experience the rhythm of farm life. In the spring, visit the chicken coop, till the fields, and tour the farm machinery. When summer...

"Describes animals that work on farms and ranches in various ways: herding cattle and sheep, pulling machinery, and providing products such as eggs, milk, leather, and wool"--Provided by publisher.

Explains the issues of global food conservation--problems of world hunger, effects of chemical pest controls, and the debate surrounding genetically modified foods and suggests positive ways to prevent further damage. For grades 5-7.

A look at how the various foods that can be found in a lunchbox are grown and processed.