Katharine Hayhoe

Katharine Hayhoe

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Canadian climate scientist; explains the energy/climate transition and health impacts, frequent posts on clean energy progress and decarbonization.

Space View Reveals Earth's Fragile Climate Crisis
SocialApr 15, 2026

Space View Reveals Earth's Fragile Climate Crisis

I'm a climate scientist, & here's what I think about Artemis II ⬇️ This mission gave us a rare, powerful perspective on Earth, reminding us just how unique & fragile our home is, & how much we share with each other. But...

By Katharine Hayhoe
Climate Action: Loving God’s Creation and Humanity
SocialApr 5, 2026

Climate Action: Loving God’s Creation and Humanity

On Easter, we celebrate God’s gift of life. The importance of loving and caring for life - including everyone from our sisters & brothers to wildflowers & birds - is woven throughout the Bible. But today climate is harming life around the...

By Katharine Hayhoe
Pixar's Hoppers Shows Infrastructure's Ecological Impact
SocialMar 16, 2026

Pixar's Hoppers Shows Infrastructure's Ecological Impact

A Pixar movie about a robot beaver saving a forest ecosystem might sound strange—but "Hoppers" is funny, heartfelt, and surprisingly thoughtful. The story centers on beavers (which is fitting, since in real life they’re incredible ecosystem engineers) and explores a familiar...

By Katharine Hayhoe
U.S. Climate Retreat Misaligned With Accelerating Global Clean Energy Shift
SocialMar 3, 2026

U.S. Climate Retreat Misaligned With Accelerating Global Clean Energy Shift

The U.S. is stepping back from global climate policies at the very moment the global clean energy transition is accelerating. Christiana Figueres, former UN climate leader and architect of the Paris Agreement, explains why this attempt to double down on fossil...

By Katharine Hayhoe
US Emissions Rise While China Leads Renewable Expansion
SocialFeb 13, 2026

US Emissions Rise While China Leads Renewable Expansion

“But what about China?” is a common excuse people use to reject climate action. Here’s what's actually happening: * As the U.S. expands fossil fuels and blocks new wind & solar, its emissions are edging up. Meanwhile, China’s emissions seem to have...

By Katharine Hayhoe
Clean Energy Surge Accelerates Amid Growing Climate Silence
SocialFeb 5, 2026

Clean Energy Surge Accelerates Amid Growing Climate Silence

The energy transition is happening, faster than many realize. This week, I look at how clean energy is surging, where we can get it wrong, why silence on climate is spreading, and what we can do about it. Check out the...

By Katharine Hayhoe
Fossil Fuels Drive 10 Million Premature Deaths Annually
SocialFeb 4, 2026

Fossil Fuels Drive 10 Million Premature Deaths Annually

Did you know air pollution is the top preventable cause of premature death and ill-health in the world today: killing nearly 10 million people per year? And about two-thirds of that air pollution comes from burning fossil fuels? From the...

By Katharine Hayhoe
Katharine Hayhoe | Pulse