How can you effectively save someone from drowning in a water emergency?

To effectively save someone from drowning in a water emergency, follow these steps:

1. Call for help immediately.
2. Reach out to the person with a long object or throw them a flotation device.
3. If possible, pull the person to safety without entering the water.
4. If necessary, enter the water and support the person from behind, keeping their head above water.
5. Once on land, perform CPR if needed and seek medical attention.