
Helping communities take local action to strengthen climate resilience in the face of global climate change
Read more>>>

Join us Tuesday, April 1 at 3:00 PM for the 3rd installment of our RTOERO TREES R US webinar series to learn all about tree identification, measurement and care! Hope to see you there!
ZOOM meeting link will be provided upon registration. Please register by emailing acerseniors@gmail.com
Sponsored by Retired Teachers of Ontario (RTOERO) District 22.
Join us Tuesday, April 1 at 3:00 PM for the 3rd installment of our RTOERO TREES R US webinar series to learn all about tree identification, measurement and care! Hope to see you there!
ZOOM meeting link will be provided upon registration. Please register by emailing acerseniors@gmail.com
Sponsored by Retired Teachers of Ontario (RTOERO) District 22.

Hot off the presses: our new Winter Discovery Walk!
February 28, 2025
Feb. 28, 2025. Yes, we all know it – winter is not over yet! If you love to get outdoors in winter to immerse yourself in nature and enjoy the fresh, crisp air, or take a walk as snowflakes softly fall, our new Winter Discovery Walk might pique your interest! This latest addition to our Exploring the Outdoors Collection invites you to embrace winter

The Art of the Snowflake
February 19, 2025
For many of us, it is the first snowfall that marks the true arrival of winter. The delicate and beautiful snowflakes add brightness to the colder, shorter days of the season, and bring on a host of winter activities and sports – think tobogganing, skating, skiing, snowshoeing, or simply taking a walk in a winter wonderland. And, snowflakes truly are amazing! Read on to
More Posts
- Hot off the presses: our new Winter Discovery Walk! February 28, 2025
- The Art of the Snowflake February 19, 2025
- Announcing our latest Measure UP! initiative! January 17, 2025
- That’s a Wrap! Celebrating Successful Completion of the GLLAF Tree Planting Initiative in the Ganaraska Watershed! December 16, 2024
- The Royal Colours of Fall October 15, 2024
Did you know? ACER depends not only on government and private funding to run our programs and activities but also on support from individual donors. Please consider a tax-deductible donation to ACER today! Donate Today, for Climate’s Sake! By giving to ACER, you help us continue supporting communities in taking science-based action to decrease biodiversity loss and become more resilient to climate change. Every tree we plant, mulch and monitor together helps make our communities greener, happier and healthier.