Nitrogen Well article

What type of terrain is found in Southeast Minnesota?

• Karst

• Plains

• Desert

• Mountainous

What is the main cause of nitrate contamination in the water?

• Commercial fertilizer and animal manure

• Industrial waste

• Household chemicals

• Natural minerals

What is the role of Martin Larsen in the community?

• Local mayor

• Conservation technician, caver, farmer

• Healthcare worker

• School teacher

What is the drinking water standard for nitrate levels in milligrams per liter?

• 5 mg/L

• 20 mg/L

• 10 mg/L

• 15 mg/L

Why is nitrate undetectable in water without a test?

• It is highly radioactive

• It is colorless, odorless, and tasteless

• It causes immediate sickness

• It is corrosive

What additional problem can high nitrate levels indicate in water?

• Presence of heavy metals

• Acidity increase

• Lower oxygen levels

• Presence of pesticides or herbicides

What health risks are associated with high nitrate levels for adults?

• Skin diseases

• Colorectal cancer and thyroid disease

• Vision impairment

• Hearing loss

What legislative action is proposed to help manage nitrate levels?

• Tax incentives for farmers

• Shutting down farms

• Increasing public awareness

• Banning all fertilizers

What type of crops does Martin Larsen plant to help reduce nitrate levels?

• Oats and cover crops

• Rice and sugarcane

• Corn and soybeans

• Wheat and barley

What is the proposed budget by Gov. Tim Walz for nitrate response?

• About $500

• About $500,000

• About $13 million

• About $20 trillion