Which major film studio first established a comprehensive "Zero Waste" production policy that has since been adopted as an industry standard for sustainable filmmaking?

The film and television industry has been making significant strides toward sustainability in recent years. From reducing carbon footprints on massive production sets to implementing innovative recycling programs for props and materials, studios are finding creative ways to minimize environmental impact while still creating world-class entertainment. This poll tests your knowledge about notable sustainability initiatives that have changed how major productions approach environmental responsibility.

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Sony Pictures with their "Green Production Guide" in 2010
Walt Disney Studios with their "Environmental Stewardship" program in 2009
Warner Bros. with their "Eco-Screen Initiative" in 2012
Universal Pictures with their "Planet-Friendly Production" protocol in 2011