Digital library
Textbooks, references and open learning resources.

External
Environmental Biology
Matthew R. Fisher · Oregon Coast Community College
In the contents: 3.02: Biogeochemical Cycles · 8.02: Biotechnology and Genetic Engineering

External
ESC4103 - Environmental Microbiology
Noor Hafizah Mohd Pushiri · Universiti Putra Malaysia
In the contents: 3.1C: Role of Microbes in Biogeochemical Cycling · 4.2B: Transforming Chemical Energy · 6.01: Tools of Genetic Engineering

External
Environmental Science 101
Jason Hlebakos · Mt. San Jacinto College
In the contents: 2.01: Biogeochemical Cycles · 7.04: Biotechnology and Genetic Engineering

External
Microbiology
OpenStax · LibreTexts
In the contents: 8.07: Biogeochemical Cycles · 12.01: Microbes and the Tools of Genetic Engineering · 12.04: Genetic Engineering - Risks Benefits and Perceptions

External
Microbiology with NEC
Marisa Cases · New England College
In the contents: 7.05: Biogeochemical Cycles · 9.01: Microbes and the Tools of Genetic Engineering · 9.04: Genetic Engineering - Risks Benefits and Perceptions

External
Introduction to Organic and Biochemistry
Muhammad Arif Malik · Hampton University
In the contents: 1.02: What is a chemical bond · 8.08: Genetic engineering

External
Environmental Biology
Matthew R. Fisher · Oregon Coast Community College
In the contents: 3.02: Biogeochemical Cycles · 8.02: Biotechnology and Genetic Engineering

External
CHEM 145: FA22 Van Bramer
Scott Van Bramer · Widener University
In the contents: 1.02: Physical and Chemical Properties · 2.07: Chemical Formulas · 2.10: Chemical Nomenclature

External
Microbiology
Boundless · LibreTexts
In the contents: 2.02: Chemical Bonds · 2.03: Chemical Reactions · 2.3.01: The Chemical Basis of Life

External
Water 130: Waterworks Mathematics
Alvord and Blasberg · College of the Cayons
In the contents: 08: Chemical Dosage Analysis and Waste Water Treatment · 10: Engineering and Construction

External
Energy and Environment
LibreTexts
In the contents: 2.01: The Chemical Foundations of Life · 6.04: Chemical Energy

External
BIOL 8 - Introduction to Environmental Science (4th edition)
Emily Wilson · Bakersfield College
In the contents: 11.03: Selective Breeding and Genetic Engineering

External
Science of Food
Trisha Russell · Whitworth University
In the contents: 2.01: What is a chemical bond · 6.05: Changes in Matter - Physical and Chemical Changes

External
The Introduction to Microbiology
Marisa Cases · Manchester Community College
In the contents: 10.01: Microbes and the Tools of Genetic Engineering · 10.04: Genetic Engineering - Risks Benefits and Perceptions · 11.03: Using Chemicals to Control Microorganisms

External
BIOL 310: General Biology
Eric Wada · Folsom Lake College
In the contents: 5.2.01: Cloning and Genetic Engineering · 20.2: Biogeochemical Cycles

External
Biotechnology in Society
Pedro Morgado · MiraCosta College
In the contents: 2.06: Chemical Bonds · 8.07: Genetic Engineering Explained - Micropigs · 11.05: Chemical Defenses

External
Ecology and Environment: BIOL 124 at Hawaii Community College
Pamela Y. Scheffler · Hawaii Community College
In the contents: 3.06: Biogeochemical Cycles · 11.02: Biotechnology and Genetic Engineering

External
Cascade Microbiology
LibreTexts
In the contents: 7.7: Biogeochemical Cycles · 10.1: Microbes and the Tools of Genetic Engineering · 10.4: Genetic Engineering - Risks Benefits and Perceptions

External
Sustainability - A Comprehensive Foundation
Heriberto Cabezas · Georgia College and State University
In the contents: 4.02: Biogeochemical Cycles and the Flow of Energy in the Earth System

External
PCC CHEM 001A: General Chemistry and Chemical Analysis
Pasadena Community College
In the contents: 1.04: Physical and Chemical Changes and Properties · 1.05: Energy- A Fundamental Part of Physical and Chemical Change · 1.08: Solving Chemical Problems