Katharine Hayhoe: Alarm-based climate messaging has failed to drive action

The Nature Conservancy's chief scientist argues that fear-focused climate communication has proven ineffective, and that messaging centered on hope and solutions better motivates corporate and institutional decision-making.

First covered Jul 14, 2026 · 3:00 AM PT · 2 articles

Coverage

15h Trellis Katharine Hayhoe says our climate theory of change was always broken — Hope, not alarm, is what actually moves boards and employees to act. The post Katharine Hayhoe says our climate theory of change was always broken appeared…

15h Trellis Why The Nature Conservancy’s chief scientist says our climate theory of change was always broken — Hope, not alarm, is what actually moves boards and employees to act. The post Why The Nature Conservancy’s chief scientist says our climate theory of change…

Appeared in: 2026-07-14 (#19)

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