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Earth Hour Calgary

Earth Hour is a worldwide event to continue the conversation about how limiting our energy use can reduce our impact on the environment.

Calgary's commitment to Earth Hour - March 28, 2020

On Saturday, March 28, 2020, The City of Calgary will join other governments, organizations and citizens around the world in shutting off the lights for Earth Hour from 8:30 p.m. to 9:30 p.m.

All non-essential and decorative lighting will be turned off in the following locations:

  • Ad Valorem Place
  • All fire stations
  • Calgary Public Building
  • Dartmouth Place
  • Manchester Centre Building E
  • The Calgary Municipal Building (Historic City Hall, Administration Building, Municipal Building)
  • Water Centre

This event/program has been cancelled in response to COVID-19.

Calgary Unplugged 


Take part in an Earth Hour event

On March 28 2020, join The City of Calgary at Calgary Unplugged, a family-friendly Earth Hour event. Learn about water usage and other energy-saving tips from City of Calgary educators. See the event poster here​.

When: 7:00 p.m. to 9:30 p.m.

Where: Confluence Plaza on St. Patrick’s Island.

Take part in Earth Hour at home

Join fellow Calgarians in turning off your lights and unplugging electronics, appliances and chargers for one hour, starting at 8:30 p.m. on Saturday, March 28, 2020.

Go beyond the hour

Learn about everyday actions we can all take to manage our energy use and take action on climate change. The more actions we all commit to taking, the greater the impact we can have. Collectively, Calgarians are making a difference. Learn more at

Share your actions on social media: #fortheclimateyyc #Connect2Earth #EarthHour