Environment & Ecology · Environment
What does the number '21' stand for in 'Agenda 21', a declaration aiming for sustainable development adopted during the Earth Summit in 1992?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 121 signatory nations
- 221 goals
- 321st century✓
- 421 concerns
Correct answer
21st century
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