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ON Nature is Ontario’s award-winning magazine. Published quarterly, ON Nature brings readers closer to nature by exploring Ontario’s natural areas and wildlife and providing insight into current environmental issues.

The publication features in-depth articles by nature specialists and stunning colour photography.

Ontario Nature

ON Nature readers are members of Ontario Nature. They are committed to conservation, loyal to the magazine and responsive to advertising. Active outdoor enthusiasts, they spend their leisure time discovering, exploring and enjoying nature – birding, hiking, camping and travelling.

Ontario Nature protects wild species and wild spaces through conservation, education and public engagement. A charitable organization, it represents 9,500 members, 130,000 supporters and 150 member groups from across Ontario.

Tiny Invaders of Canoe Country

Spiny water fleas have spread through Ontario lakes, threatening native food webs. Here’s how scientists are battling what’s being called the biggest threat to inland lakes since acid rain.

By Leah Borts-Kuperman

A Voyage to Freshwater Everest

At a remote underwater mountain in Lake Superior, an oasis of life thrives amidst cold and desolate waters. New research suggests the shoal’s unusual currents are helping to regenerate the Great Lake and its trout population.

By Conor Mihell

Not Making the Grade

Ontario schools lack curriculums on nature conservation and climate change. What lessons can other education systems teach us?

By Ian Coutts

Advertising Deadlines for Summer 2026

• Ad space deadline: March 20, 2026
• Ad material deadline: March 27, 2026