A Second Opinion
Bill FristAll about nature, the changing climate, biodiversity, and unstable weather patterns through the lens of human health.
| Platform |  | Pricing | Only free issues | Publishes | Weekly |
|---|---|---|---|---|---|
| Issues | 300 | Founded | 2 years ago | Last Issue | 6 days ago |
| Active | |||||
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billfrist.substack.comLatest Issues
Myth Diagnosis: Why Hydration Alone Isn’t Enough for Heat Safety
As a doctor, here is what I want people to understand about extreme heat: “Drink more water” is often the first advice we hear.
Hydration is critical. But water alone is not a heat-response system.
I saw that firsthand in Phoenix, where c...
We Taught a Generation to Stop, Drop, and Roll. We Never Did the Same for Heat.
July was the hottest month in 132 years of American record-keeping. For most of us that’s a statistic. For parents, teachers, and superintendents, record heat became an additional factor to consider with kids going back to school.
Already...
Myth Diagnosis: Why Local Biodiversity Matters for Human Health
Biodiversity is often talked about as if it exists somewhere far away: tropical rainforests, coral reefs, or distant continents.
But the truth is, biodiversity is right at our feet.
It is in our backyards, parks, streams, forests, grassla...
The Great Solar-Coal Flip: Rewiring Our Power Grid
For more than a century, coal has helped keep America’s lights on. It powered our country’s industrial expansion, anchored the electric grid, and became a fixture of nearly every major debate about American energy. But this spring, somethin...
Myth Diagnosis: How Dangerous Is Extreme Heat for Dogs and Cats?
Dogs and cats can overheat quickly. Learn how hot pavement, parked cars, and extreme temperatures put pets at risk and how owners can keep them safe.
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| Subscribers | Engagement | 75 | Monthly Web Visits | ||
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Authors
The writers behind this newsletter.
Chair of The Nature Conservancy, heart transplant surgeon, living in Franklin, TN with wife Tracy on a historic farm. And lots of animals. Former Majority Leader, US Senate.
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