Week 1
Lesson 1
Unit 1--The Living World: Ecosystems
1.1 Introduction to Ecosystems
Describe environmental concepts and processes.
Lesson 2
Unit 1--The Living World: Ecosystems
1.2 Terrestrial Biomes
1.3 Aquatic Biomes 
Explain environmental concepts and processes
Lesson 3
Unit 1--The Living World: Ecosystems
1.4 The Carbon Cycle
Explain relationships between different characteristics of environmental concepts, processes,
or models represented visually:
--In theoretical contexts
--In applied contexts
 Week 2
Lesson 4
Unit 1--The Living World: Ecosystems
1.5 The Nitrogen Cycle
Explain relationships between different characteristics of environmental concepts, processes,
or models represented visually:
--In theoretical contexts
--In applied contexts
Lesson 5
Unit 1--The Living World: Ecosystems
1.6 The Phosphorus Cycle
Explain relationships between different characteristics of environmental concepts, processes,
or models represented visually:
--In theoretical contexts
--In applied contexts
Lesson 6
Unit 1--The Living World: Ecosystems
1.7 The Hydrologic (Water) Cycle
Explain relationships between different characteristics of environmental concepts, processes,
or models represented visually:
--In theoretical contexts
--In applied contexts
 Week 3
Lesson 7
Unit 1--The Living World: Ecosystems
1.8 Primary Productivity
Describe environmental concepts and processes. 
Lesson 8
Unit 1--The Living World: Ecosystems
1.9 Trophic Levels
Explain environmental concepts and processes 
Lesson 9
Unit 1--The Living World: Ecosystems
1.10 Energy Flow and the 10% Rule
Calculate an accurate numeric answer with appropriate units.
 Week 4
Lesson 10
Unit 1--The Living World: Ecosystems
1.11 Food Chains and Food Webs
Describe characteristics of an environmental concept, process, or model represented visually
Lesson 11
Unit 2--The Living World: Biodiversity
2.1 Introduction to Biodiversity
 Describe environmental concepts and processes.
Lesson 12
Unit 2--The Living World: Biodiversity
2.2 Ecosystem Services
Describe environmental concepts and processes.
 Week 5
Lesson 13
Unit 2--The Living World: Biodiversity
2.3 Island Biogeography
2.4 Tolerance
 Describe environmental concepts and processes.
Identify the author’s claim.
Lesson 14
Unit 2--The Living World: Biodiversity
2.5 Natural Disruptions to Ecosystems
Describe patterns or trends in data.
Lesson 15
Unit 2--The Living World: Biodiversity
2.6 Adaptations
 Describe relationships among variables in data represented.
 Week 6
Lesson 16
Unit 2--The Living World: Biodiversity
2.7 Ecological Succession
Explain patterns and trends in data to draw conclusions.
Lesson 17
Unit 3--Populations
3.1 Generalist and Specialist Species
 Explain environmental concepts and processes.
Lesson 18
Unit 3--Populations
3.2 K-Selected and r-Selected Species
Describe patterns or trends in data.
 Week 7
Lesson 19
Unit 3--Populations
3.3 Survivorship Curves
Explain patterns and trends in data to draw conclusions.
Lesson 20
Unit 3--Populations
3.4 Carrying Capacity
Explain what the data implies or illustrates about environmental issues.
Lesson 21
Unit 3--Populations
3.5 Population Growth and Resource Availability
Apply appropriate mathematical relationships to solve a problem, with work shown (e.g., dimensional analysis).
 Week 8
Lesson 22
Unit 3--Populations
3.6 Age Structure Diagrams
3.7 Total Fertility Rate
Explain patterns and trends in data to draw conclusions.
Describe patterns or trends in data.
Lesson 23
Unit 3--Populations
3.8 Human Population Dynamics
Describe environmental problems.
Lesson 24
Unit 3--Populations
3.9 Demographic Transition 
Explain environmental concepts, processes, or models in applied contexts.
 Week 9
Lesson 25
Unit 4--Earth Systems and Resources
4.1 Plate Tectonics
Explain how environmental concepts and processes represented visually relate to broader environmental issues. 
Lesson 26
Unit 4-Systems & Resources
4.2 Soil Formation & Erosion
4.3 Soil Composition
Identify a research method, design, and/or
measure used.
Describe an aspect of a research method,
design, and/or measure used.
Lesson 27
Unit 4--Earth Systems and Resources
4.4 Earth’s Atmosphere
Describe characteristics of an environmental concept, process, or model represented visually
 Week 10
Lesson 28
Unit 4--Earth Systems and Resources
4.5 Global Wind Patterns
Explain relationships between different
characteristics of environmental concepts,
processes, or models represented visually:
--In theoretical contexts
--In applied contexts
Lesson 29
Unit 4--Earth Systems and Resources
4.6 Watersheds
Explain environmental concepts, processes, or models in applied contexts
Lesson 30
Unit 4--Earth Systems and Resources
4.7 Solar Radiation and Earth’s Seasons 
Describe characteristics of an environmental concept, process, or model represented visually
 Week 11
Lesson 31
Unit 4--Earth Systems and Resources
4.8 Earth’s Geography and Climate
Explain relationships between different
characteristics of environmental concepts,
processes, or models represented visually:
--In theoretical contexts
--In applied contexts
Lesson 32
Unit 4--Earth Systems and Resources
4.9 El Niño and La Niña
Describe environmental problems.
Lesson 33
Unit 5--Land and Water Use
5.1 The Tragedy of the Commons
 Week 12
Lesson 34
Unit 5--Land and Water Use
Explain environmental concepts and
processes.
Lesson 35
Unit 5--Land and Water Use
5.2 Clearcutting
Describe environmental concepts and
processes.
Lesson 36
Unit 5--Land and Water Use
5.3 The Green Revolution
Describe the author’s perspective and
assumptions.
 Week 13
Lesson 37
Unit 5--Land and Water Use
5.4 Impacts of Agricultural Practices
Describe environmental concepts and
processes.
Lesson 38
Unit 5--Land and Water Use
5.5 Irrigation Methods
Describe disadvantages, advantages, or unintended consequences for potential solutions
Lesson 39
Unit 5--Land and Water Use
5.6 Pest Control Methods
Make a claim that proposes a solution to an
environmental problem in an applied context.
 Week 14
Lesson 40
Unit 5--Land and Water Use
5.7 Meat Production Methods
Explain what the data implies or illustrates about environmental issues.
Lesson 41
 Unit 5--Land and Water Use
5.8 Impacts of Overfishing 
5.9 Impacts of Mining
Describe potential responses or approaches
to environmental problems.
Make a claim that proposes a solution to an environmental problem in an applied context.
Lesson 42
Unit 5--Land and Water Use
5.10 Impacts of Urbanization
Describe disadvantages, advantages, or
unintended consequences for potential solutions.
 Week 15
Lesson 43
Unit 5--Land and Water Use
5.11 Ecological Footprints
Explain what the data implies or illustrates about environmental issues. 
Lesson 44
Unit 5--Land and Water Use
5.12 Introduction to Sustainability
 Explain what the data implies or illustrates about environmental issues.
Lesson 45
Unit 5--Land and Water Use
5.13 Methods to Reduce Urban Runoff
Identify a research method, design, and/or
measure used.
 Week 16
Lesson 46
Unit 5--Land and Water Use
5.14 Integrated Pest Management
Use data and evidence to support a potential solution.
Lesson 47
Unit 5--Land and Water Use
5.15 Sustainable Agriculture
Make a claim that proposes a solution to an environmental problem in an applied context.
Lesson 48
Unit 5--Land and Water Use
5.16 Aquaculture
 Describe disadvantages, advantages, or unintended consequences for potential solutions.
 Week 17
Lesson 49
Unit 5--Land and Water Use
5.17 Sustainable Forestry
Justify a proposed solution, by explaining potential advantages.
Lesson 50
Unit 6--Energy Resources and Consumption
6.1 Renewable and Nonrenewable Resource
Explain environmental concepts, processes, or models in applied contexts.
Lesson 51
Unit 6--Energy Resources and Consumption
6.2 Global Energy Consumption
Calculate an accurate numeric answer with appropriate units.
 Week 18
Lesson 52
Unit 6--Energy Resources and Consumption
6.3 Fuel Types and Uses
Describe environmental concepts and
processes.
Lesson 53
Unit 6--Energy Resources and Consumption
6.4 Distribution of Natural Energy Resources
6.5 Fossil Fuels

Explain relationships between different characteristics of environmental concepts, processes, or models represented visually:
--In theoretical contexts
--In applied contexts

Describe environmental problems.
Lesson 54
Unit 6--Energy Resources and Consumption
6.6 Nuclear Power
Explain relationships between different characteristics of environmental concepts, processes, or models represented visually:
--In theoretical contexts
--In applied contexts
 Week 19
Lesson 55
Unit 6--Energy Resources and Consumption
6.7 Energy from Biomass
Describe potential responses or approaches to environmental problems.
Lesson 56
Unit 6--Energy Resources and Consumption
6.8 Solar Energy
Explain patterns and trends in data to draw conclusions.
Lesson 57
Unit 6--Energy Resources and Consumption
6.9 Hydroelectric Power
Justify a proposed solution, by explaining potential advantages.
 Week 20
Lesson 58
Unit 6--Energy Resources and Consumption
6.10 Geothermal Energy
Explain environmental concepts and processes.
Lesson 59
Unit 6--Energy Resources and Consumption
6.11 Hydrogen Fuel Cell
 Explain environmental concepts, processes, or models in applied contexts.
Lesson 60
Unit 6--Energy Resources and Consumption
6.12 Wind Energy
Describe potential responses or approaches to environmental problems.
 Week 21
Lesson 61
Unit 6--Energy Resources and Consumption
6.13 Energy Conservation
 Calculate an accurate numeric answer with appropriate units.
Lesson 62
Unit 7--
7.1 Introduction to Air Pollution
7.2 Photochemical Smog
Explain modifications to an experimental procedure that will alter results.
Describe relationships among variables in data represented.
Lesson 63
Unit 7--Atmospheric Pollution
7.3 Thermal Inversion 
Explain how environmental concepts and processes represented visually relate to broader environmental issues.
 Week 22
Lesson 64
Unit 7--Atmospheric Pollution
7.4 Atmospheric CO2 and Particulates 
Describe an aspect of a research method, design, and/or measure used.
Lesson 65
Unit 7--Atmospheric Pollution
7.5 Indoor Air Pollutants
Explain patterns and trends in data to draw conclusions.
Lesson 66
Unit 7--Atmospheric Pollution
7.6 Reduction of Air Pollutants
Use data and evidence to support a potential solution.
 Week 23
Lesson 67
Unit 7--Atmospheric Pollution
7.7 Acid Rain
Identify a research method, design, and/or measure used.
Lesson 68
Unit 7--Atmospheric Pollution
7.8 Noise Pollution
Describe the author’s reasoning (use of evidence to support a claim).
Lesson 69
Unit 8--Aquatic and Terrestrial Pollution
8.1 Sources of Pollution
Describe environmental concepts and processes.
 Week 24
Lesson 70
Unit 8--Aquatic and Terrestrial Pollution
8.2 Human Impacts on Ecosystems
Apply appropriate mathematical relationships to solve a problem, with work shown (e.g., dimensional analysis).
Lesson 71
Unit 8--Aquatic and Terrestrial Pollution
8.3 Endocrine Disruptors
Describe environmental concepts and processes.
Lesson 72
Unit 8--Aquatic and Terrestrial Pollution
8.4 Human Impacts on Wetlands and Mang
Describe potential responses or approaches to environmental problems.
 Week 25
Lesson 73
Unit 8--Aquatic and Terrestrial Pollution
8.5 Eutrophication
Explain how environmental concepts and processes represented visually relate to broader environmental issues.
Lesson 74
Unit 8--Aquatic and Terrestrial Pollution
8.6 Thermal Pollution
 Explain environmental concepts, processes, or models in applied contexts.
Lesson 75
Unit 8--Aquatic and Terrestrial Pollution
8.7 Persistent Organic Pollutants (POP
Explain environmental concepts and processes.
 Week 26
Lesson 76
Unit 8--Aquatic and Terrestrial Pollution
8.8 Bioaccumulation & Biomagnification
Identify a testable hypothesis or scientific question for an investigation.
Lesson 77
Unit 8--Aquatic and Terrestrial Pollution
8.9 Solid Waste Disposal 
Use data and evidence to support a potential solution.
Lesson 78
Unit 8--Aquatic and Terrestrial Pollution
8.10 Waste Reduction Methods
Apply appropriate mathematical relationships to solve a problem, with work shown (e.g., dimensional analysis).
 Week 27
Lesson 79
Unit 8--Aquatic and Terrestrial Pollution
8.11 Sewage Treatment
Describe characteristics of an environmental concept, process, or model represented visually
Lesson 80
Unit 8--Aquatic and Terrestrial Pollution
8.12 Lethal Dose 50% (LD50)
8.13 Dose Response Curve

Determine an approach or method aligned with the problem to be solved.
Explain what the data implies or illustrates about environmental issues.
Lesson 81
Unit 8--Aquatic and Terrestrial Pollution
8.14 Pollution and Human Health
Describe an aspect of a research method, design, and/or measure used.
 Week 28
Lesson 82
Unit 8--Aquatic and Terrestrial Pollution
8.15 Pathogens and Infectious Diseases
Explain relationships between different
characteristics of environmental concepts,
processes, or models represented visually:
--In theoretical contexts
--In applied contexts
Lesson 83
Unit 9--Global Change
9.1 Stratospheric Ozone Depletion
Describe environmental concepts and processes.
Lesson 84
Unit 9--Global Change
9.2 Reducing Ozone Depletion
 Describe potential responses or approaches to environmental problems.
 Week 29
Lesson 85
Unit 9--Global Change
9.3 The Greenhouse Effect
Explain environmental concepts and processes.
Lesson 86
Unit 9--Global Change
9.4 Increases in the Greenhouse Gases
Explain how environmental concepts and processes represented visually relate to broader environmental issues.
Lesson 87
Unit 9--Global Change
9.5 Global Climate Change
Interpret experimental data and results in relation to a given hypothesis.
 Week 30
Lesson 88
Unit 9--Global Change
9.6 & 9.7 Ocean Warming & Acidification
 Describe environmental problems.
Explain environmental concepts, processes, or models in applied contexts.
Lesson 89
Unit 9--Global Change
9.8 & 9.9 Invasive & Endangered Species
Make a claim that proposes a solution to an environmental problem in an applied context.
Use data and evidence to support a potential solution.
Lesson 90
Unit 9--Global Change
9.10 Human Impacts on Biodiversity
9.10 Human Impacts on Biodiversity