Question

what are the activities we should avoid in order to keep a pond or river clean​

Answer 1

Answer:

Use mulch and vegetation to keep soil from washing away.

Sweep or rake grass and leaves away from street curbs.

Mulch and compost grass clippings and leaves.

Keep paved surfaces to a minimum.

Capture water runoff with a rain garden and rain barrels.

Wash your car on the grass, where the water will get filtered.

Keep chemicals away from storm drains.

Collect your pet's waste.

Aim your rain-gutter downspouts onto grass.

Explanation:

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Answer 2

Answer :-

Tips for keeping our lakes and rivers clean :-

• Properly dispose of hazardous household items.
• Reduce or eliminate use of fertilizers and chemical herbicides and pesticides.
• Make an appointment to service your septic system.
• Eliminate bare spots in your yard.
• Make a rain garden.