How can I effectively remove dog urine smell from carpet?

To effectively remove dog urine smell from carpet, start by blotting up as much urine as possible with paper towels. Then, mix a solution of equal parts water and white vinegar and apply it to the affected area. Let it sit for a few minutes before blotting it up. Next, sprinkle baking soda over the area and let it sit for a few hours before vacuuming it up. Finally, consider using a commercial pet odor remover to fully eliminate the smell.