'Recent phenomenon' presentation slideshows

Soil, Food and Agriculture Chapters 14 a nd 23

Soil, Food and Agriculture Chapters 14 a nd 23. Soil: the foundation for agriculture. Soil is a thin covering over most land that is a complex mixture of eroded rock, mineral nutrients, decaying organic matter, water, air, and billions of living organisms, most of them microscopic decomposers.

906 views • 68 slides

Topics for today

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271 views • 18 slides

History & Evolution

History & Evolution . Why is there a dispute about when the phenomenon of globalization began? Why does the author argue that globalization is necessarily a recent phenomenon?

189 views • 6 slides

Chapter 6, Section 1

Chapter 6, Section 1. Adolescence in Our Society. Adolescence. Adolescence : The period between the normal onset of puberty and the beginning of adulthood. Puberty : The physical maturing that makes an individual capable of sexual reproduction.

175 views • 5 slides