Multiple choice general knowledge

Which major city switched off its lights for an hour on the evening of 31 March 2007 as a political statement about climate change?

  1. Canberra

  2. Sydney

  3. Athens

  4. Hyderabad
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Sydney, Australia was the first major city to participate in Earth Hour, switching off its lights on March 31, 2007. This event began as a symbolic gesture to raise awareness about climate change and energy conservation.

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