In what year was the LEED (Leadership in Energy and Environmental Design) green building certification system first launched by the U.S. Green Building Council?

The architecture industry has seen numerous transformative products and systems that have redefined sustainable building practices. Among these innovations, certification programs have played a crucial role in standardizing and promoting environmentally responsible design. This trivia question explores the origins of one of the most influential certification systems that has shaped modern architectural practice and created an entirely new market segment for sustainable building products.

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1998
2002
1993
2005