Which actress received an Academy Award for her role in "Erin Brockovich"?

Julia Roberts received an Academy Award for her performance in "Erin Brockovich," where she portrayed the real-life environmental activist Erin Brockovich. This role showcased her exceptional talent and depth as an actress, as she embodied a strong, determined woman fighting against powerful corporations to seek justice for residents affected by water contamination. The film was critically acclaimed, and Roberts’ portrayal was celebrated for its authenticity and emotional resonance, ultimately earning her the Oscar for Best Actress. This recognition reflects both her skillful acting and the impact of the character she portrayed in raising awareness about environmental issues and social justice, contributing to the film's overall powerful narrative.