Review of chapter 12 practice exam questions. Review of module 56 AP questions. Discussion of differences in a few answer choices.
Define major air pollution.
List air pollutant inputs and outputs.
List and discuss the classification of major air pollutants.
These include: Sulfur dioxide, nitrogen oxides, carbon oxides, particulates.
Discuss how each is produced and the environmental health problems caused by each.

Move ahead a few modules to discuss human diseases, infectious and non infectious, what is the etiology and how and why the spread.
Discuss the effects of developed countries and developing countries on the type of disease and why they spread.
Indicate that even within developed countries, areas of poverty will cause a rise in pathogenic disease, while areas of greater wealth will exhibit increases in non infectious disease due to life style.

List and discuss how wastewater is the major type of pollution of water.
Define and explain point sources and non point sources of water pollution.
List and discuss the three major concerns regarding waste water.
Explain Biochemical Oxygen Demand (BOD) and how and why it will increase or decrease.
Define dead zone formation in terms of BOD changes.
Define eutrophication and its affect on BOD and dead zone formation.
Assign mcq's and frq's from the College Board list of questions.

Define and outline sediment pollution. Define sediment and how it moves along with currents and is deposited.
List human activities which contribute to sediment.
List the effects sedimentation has on surface water and aquatic life.
Discuss thermal and noise pollution, causes and effects on animal life.
Answer module 44 questions.
Discuss the Federal Water Pollution Control act, what it protects and what it does not protect.
Discuss the Safe Drinking Water Act which sets standards for safe drinking water.
Read NY Times article describing what the laws regulate.
List and discuss non point sources of pollution which are NOT covered by the acts.
Discuss the Congressional removal, in 2023, of many of the coverages in the acts.
Answer module 45 questions.

List the 4 less familiar types of pollution: solid waste, sediment, heat, and noise.
Discuss in detail solid waste, its definition, the categories or solid waste, and where the solid waste ends up in the ecosystem.
Describe and view the "Great Pacific Garbage Patch".
Discuss coal ash and slag, and that these are classed as "special waste" and exempt from federal regulations.

Discuss the toxicity of petroleum products
Outline sources of oil pollution, spills from tankers, offshore drilling accidents, natural leaks.
Discuss the Exxon Valdez and the Deep Water Horizon.
Define seeps and plumes.
Outline how to remedy the spills

Define industrial compounds, how they enter the water system and kill animal and plant life. Discuss PCB's, their structure and why they are lethal and carcinogenic. Discuss PBDE's, their use as flame retardants and how they are responsible for brain damage. Read article "Drugs in our drinking water". Read and discuss part of chapter 3 in "Silent Spring"

Discuss acid deposition and formation of acid rain and acid water. Indicate most acid rain comes from burning of coal, and is combated with coal scrubbers.
Discuss acid water originating from below ground, from abandoned mines and the decomposition of pyrite rock. Show chemically how sulfur and nitrogen from coal oxidizes to sulfate and nitrate which forms sulfuric acid and nitric acid.
Indicate how low pH can dissolve metallic ions, like zinc, copper, aluminum, and manganese.
Introduce the synthetic organic's and human produced chemicals. Discuss the meaning of organic. Outline how these chemicals can enter from industrial point sources or from non point sources.
These will include pesticides, pharmaceuticals, military compounds, and industrial compounds.
For each listed above, indicate their uses and problems caused by their introduction into the water system.
Discuss DDT, its chemical makeup and how it was designed to attack a particular aspect of an insect's physiology.
Introduce how pharmaceuticals and hormones enter the water system, the effects of military compounds, like perchlorates, on human thyroid gland functioning.

Define and discuss what are considered heavy metals, lead, arsenic, and mercury.
For each one, reveal how they are found naturally, how they enter into the water system, and list and discuss the toxic effects of each heavy metal on fetuses, children, and adults.
Relate how Flint Michigan's water supply was made toxic by leaching of lead into the drinking water when Flint switched from the Detroit water system system supply to its own from the Flint River.
Discuss the role of orthophosphates in protecting the lead pipes from leaching, which was not added to the water when they switched over.
Research what is being done to governments around the world to lessen the effects of mercury poisoning.

Discuss waste water and the major types of water pollution.
Explain and view point sources of pollution and non-point sources of pollution by using a diagram.
Discuss the 3 major concerns brought about by waste water.
Examine BOD, its meaning and how it affects the organism life in a pond, lake, stream, or ocean.
Define dead zones and why they form.
Examine nutrient release, eutrophication, and cultures eutrophication.
Discuss pathogens which are found in drinking water and the diseases they cause.
Examine how fecal coliform bacteria can become part of the drinking water.
View how a septic tank works and the layers which develop withing the taank.