What's YOUR big idea to make the world a cleaner, greener place? Sundance Channel wants to know with the What's the Big Idea? short film contest sponsored by Lexus.

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Submit a one-minute short film featuring your most inspired eco-solutions. Grand prize is $10,000 to make your idea into reality, and a one-year lease of a new Lexus hybrid! Also check out The Green, a new programming destination on Sundance Channel focusing entirely on environmental issues.

What's the Big Idea? contest starts today, April 1, and ends April 30, 2007. See official site for additional rules and details. Feel free to post questions and ideas to this thread. Good luck!