Which famous logo/product design was commissioned by the U.S. Federal Government in 1970 to raise environmental awareness and is still widely used today?

Test your knowledge about iconic product designs commissioned by governments around the world. Throughout history, governments have invested in designing products and systems that have sometimes become globally recognized symbols or innovations. This poll explores the intersection of product design and government initiatives that have shaped public perception, national identity, or solved significant civic problems.

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The Recycling Symbol (three chasing arrows in a Möbius loop)
The Smokey Bear character and 'Only You Can Prevent Forest Fires' campaign
The Energy Star certification label
The Presidential Seal redesign