Drag each item to indicate whether it is a positive or negative impact of dams.(2 points)

Question

Positive Negative

deepening of river
trapping of river-borne nutrients
control of water
energy production
high salt concentrations
water storage

Answer 1

Here are the items categorized by their positive or negative impacts of dams:

Positive:

• control of water
• energy production
• water storage

Negative:

• deepening of river
• trapping of river-borne nutrients
• high salt concentrations