HELD 2026 Speakers Series
Watch the event recordings for Session 1: Weighing the Options: Artificial vs. Natural Surfacing in Children’s Outdoor Learning and Play Settings
and Session 2: Inspiring Stories of Action: Creating Healthy and Natural Outdoor Learning and Play Settings
Letter to Prime Minister re: Climate Resilience in Schools and Child Care Settings
Letter sent to The Right Honourable Mark Carney, Prime Minister of Canada HELD 2025 Campaign: Extreme Heat in Schools and Child Care Environments Response
Call for Action Dissemination Letter
Français Subject: Call for Action to Protect Children from Extreme Heat in Schools and Child Care Settings Letter sent to: Prime Minister and Members of Federal Cabinet and Premiers and Members of Provincial/Territorial Cabinets: HELD 2025 Campaign: Extreme Heat in Schools and Child Care Environments Response
2025 HELD Media Release
As Canadians face increasingly intense and frequent heat waves, health, education and legal experts are sounding the alarm on a growing crisis: extreme heat in schools and child care settings due to the escalating effects of climate change.
HELD 2024 Speakers Series – Session 4: Effects of Air Pollutants on Children’s Brain Development

Join this virtual event to learn about the effects of air pollutants on children’s brain development and learning. Dr. Lanphear will discuss the impacts of toxins on children’s health, including the impact of low dose exposure to toxins on brain development, learning, and behaviour. Dr. Carlsten will share his findings on air pollution-related health effects, with a focus on diesel exhaust and brain function.