Good Nature with Megan Leslie Good Nature with Megan Leslie

How forests fight floods with Donnie McPhee

Jul 30, 2026 · 32m

Summary

Host Megan Leslie interviews Donnie McPhee, a former National Tree Seed Centre employee, about using nature to combat climate change. They discuss the critical role of bur oaks in flood mitigation, highlighting their deep root systems and resilience. McPhee explains how Indigenous-led seed collection programs are restoring local tree genetics across Canada. The episode concludes with a segment busting the myth that wetlands are unproductive wastelands.

Topics discussed

Opening reflection on planting for future generations Welcome and introduction to the climate miniseries Introduction of guest Donnie McPhee The role of forests in flood protection and human development History and decline of the bur oak in New Brunswick Bur oak biology: root systems and flood resilience The Bur Oak Restoration Team and community efforts Local seed sourcing and new community nurseries The importance of seed collection and the 2 billion tree program Indigenous-led seed collection and community partnerships Indigenous perspectives on long-term forest stewardship Threats to native tree species and genetic diversity Disease resistance and the timeline of natural recovery Donnie's personal motivation and connection to nature The Trail Mix: Quick-fire questions on trees and forests Closing the interview with Donnie McPhee Busting the myth: Swamps are not wastelands Outro and show credits
Listen ad-free on Castria