Earth Day Sustainability Challenge


How it works?

1. Register  your participation:

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2. Each day choose 1 of the 5 sustainability challenges. Submit a picture of your completed challenge on Mammoth Parks and Rec Earth Day Sustainability Facebook event page here or email

3. Complete them all by Friday, April 23 

4. Every participant who completes each of the 5 challenges is entered into a raffle to win a prize. 

Do a plastic audit - can you reduce or eliminate


Become a citizen scientist - Register & collect data

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Go plant-based for 1 meal a week or 1 day a week

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Do an energy assessment and make a change at home


Lower your carbon footprint - walk, bike, public transport