Which US national park pioneered the 'Zero Waste' merchandise program that replaced all plastic souvenirs with items made from recycled materials collected within park boundaries?

National parks worldwide have become masters at sustainable merchandising that promotes conservation while creating memorable souvenirs. Their retail strategies balance environmental responsibility with consumer demand, creating unique brand identities tied to geographical landmarks. This poll tests your knowledge about an innovative sustainability initiative that transformed how parks approach merchandising and visitor engagement.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Yellowstone National Park
Grand Canyon National Park
Yosemite National Park
Great Smoky Mountains National Park