Digital library
Textbooks, references and open learning resources.

External
Food and the Future Environment
Heather Karsten & Steven Vanek · Pennsylvania State University
In the contents: 06: Soils as a Key Resource for Food Systems · 6.01: Soil Basics · 6.1.01: What is Soil

External
English 002: Supplemental Reader
Jill Bonds · Coalinga College
In the contents: 10.31: To Seek Common Ground on Lifes Big Questions We Need Science Literacy (Garlick) · 10.39: The Dirt on Soil Loss from the Midwest Floods (Ippolito and Al-Kaisi) · 10.46: Why Native Americans Do Not Separate Religion from Science (LaPier)

External
Map: Raven Biology 12th Edition
LibreTexts
In the contents: 01: The Science of Biology · 1.01: The Science of Life · 1.02: The Nature of Science

External
Green Chemistry and the Ten Commandments of Sustainability
Stanley E. Manahan · University of Missouri
In the contents: 1.07: Green Science · 11.09: Plant Nutrients and Fertilizers in Soil · 11.10: Soil and Plants Related To Wastes and Pollutants

External
BIOL 101- Environmental Science
Erin Rempala · San Diego City College
In the contents: 01: Introduction to Environmental Science · 1.01: The Process of Science · 1.02: What is Science

External
AP Environmental Science
LibreTexts
In the contents: 1.11: Soils · 1.16: Air Water and Soil

External
Nutrition Science and Global Food Issues
Mardi Parelman · San Diego Miramar College
In the contents: 1.04: The Broad Role of Nutritional Science · 1.08: AgricultureRealities of Leaf and Soil · 1.8.01: AgricultureRealities of Leaf and Soil

External
Biology
CK-12 Foundation · LibreTexts
In the contents: 6.20: Soil and Water

External
Physical Geography and Natural Disasters
R. Adam Dastrup · Salt Lake Community College
In the contents: 01: Introduction to Geographic Science · 1.01: Science as a Way of Knowing · 1.02: Geography as a Science

External
Irrigation Systems Management (AET 021)
Dean E. Eisenhauer, Derrel L. Martin, Derek M. Heeren, Glenn J. Hoffman · University of Nebraska Lincoln
In the contents: 02: Soil Water · 2.02: Soil Composition · 2.03: Soil Water Content