What was the plasic ring around lovelaces neck in happy feet?

In "Happy Feet," the plastic ring around Lovelace's neck symbolizes the environmental issues caused by human pollution, particularly the impact of plastic waste in oceans. Lovelace, a wise and charismatic character, becomes a representation of how marine life is affected by human actions. His predicament serves as a poignant reminder of the need for environmental awareness and the protection of wildlife. The ring ultimately highlights the connection between human behavior and the health of the planet.