What is the leading source of impairment to rivers and streams in Ohio?
a. Hydromodification b. Discharges from wastewater treatment plants and factories c. Polluted run-off from urban areas d. Failing septic systems 23. Surface water quality credit trading is an innovative way to improve stream health. Which of the following is the best description of surface water quality credit trading as it relates to nutrients like phosphorous and nitrates in rivers? a. An industrial discharger is allowed to pollute the river with more toxins if they pay another industrial discharger to reduce the amount they pollute. b. A farmer can enroll in a federal program that trades him dollars if he will begin to practice conservation tillage. c. A wastewater treatment plant operator, instead of spending millions of dollars in plant upgrades, pays money to a farmer in the same watershed to install best management practices that reduce the animal waste and fertilizer getting into the stream. d. A vitamin processing plant trades synthetic raw material that goes into their produc
