Digital library
Textbooks, references and open learning resources.

External
The Physical Environment
Michael E. Ritter · University of Wisconsin-Stevens Point
In the contents: 1.2.02: Geography as a Spatial Science · 10.3.01: Computing a Soil - Moisture Budget · 10.3.02: Soil Moisture Seasons

External
Physical Geology (Sierra College Edition)
Allison Jones · Sierra College
In the contents: 09: Weathering Sediment and Soil · 9.05: Weathering and Soil Formation · 9.06: Soils of Canada

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
Physical Geology
Karla Panchuk · University of Saskatchewan
In the contents: 08: Weathering Sediment and Soil · 8.05: Weathering and Soil Formation · 8.06: Soils of Canada

External
Principles of Ecology
Teresa FriedrichFinnern · Norco College
In the contents: 1.03: The Science of Biology · 7.05: Soils · 7.5.01: Soil Degradation

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
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