Fossilized oysters hold key to mass extinction: Study finds event triggered by ocean pH drop

PHYSorg
Jul 14, 2025, 12:50 pm34 pts
In the first and only reconstruction of ocean pH ever carried out, new research from the University of St Andrews and the University of Birmingham has discovered that a rapid acidification of oceans, due to a massive and sudden rise in atmospheric CO2, caused a mass extinction event 201 million years ago.

Read Article Share
Share Article
- email
- twitter
- facebook
- pocket
- reddit
- tumblr
- linkedin
- pinterest

Trending Today on EcoTopical

Nigel Farage Has Mentioned Clacton Only Four Times in Commons

DeSmogBlog

Nigel Farage Has Mentioned Clacton Only Four Times in Commons 129

These U.S. Communities’ So-Called ‘Complete Streets’ Policies Don’t Even Deserve the Name

Streetsblog

These U.S. Communities’ So-Called ‘Complete Streets’ Policies Don’t Even Deserve the Name 120

A heat wave hit New England’s grid. Clean energy saved the day.

Grist

A heat wave hit New England’s grid. Clean energy saved the day. 116

Urban Arrow’s FamilyNext Cargo Bike

CleanTechnica

Urban Arrow’s FamilyNext Cargo Bike 111

Sharks didn’t rebound—so Mark Erdmann is putting them back

Mongabay

Sharks didn’t rebound—so Mark Erdmann is putting them back 105

Musk will ask Tesla shareholders to vote on bailout for twitter/xAI

Electrek

Musk will ask Tesla shareholders to vote on bailout for twitter/xAI 98

VW’s Electric Hippy Microbus Struggles In America Don’t Signal EV Collapse

CleanTechnica

VW’s Electric Hippy Microbus Struggles In America Don’t Signal EV Collapse 93

The Ecologist

Rabies at sea 90

About EcoTopical

Welcome to EcoTopical Your daily eco-friendly green news aggregator.

Leaf through planet Earths environmental headlines in one convenient place. Read, share and discover the latest on ecology, science and green living from the web's most popular sites.

Featured

Princeton study maps 200,000 years of…

Princeton study maps 200,000 years of Human–Neanderthal interbreeding

BYD Sales Growth Leaves Tesla In The…

BYD Sales Growth Leaves Tesla In The Dust — Charts & Graphs

How Republican Policies to Kill EV &…

How Republican Policies to Kill EV & Solar Incentives Could Lead to More EV &…

Electric Cars Are 73% Cleaner, ICCT…

Electric Cars Are 73% Cleaner, ICCT Study Shows

Tesla launches new software update with…

Tesla launches new software update with Grok, but it doesnt even interface with…

Hyundai & Xpeng Highlight New EV Models At Goodwood

Florida cat sniffs out another new…

Florida cat sniffs out another new virus—and scientists are listening

Stellantis Joins Growing List Of…

Stellantis Joins Growing List Of Hydrogen Mobility Retreats

Tiny fossil with razor teeth found by…

Tiny fossil with razor teeth found by student — rewrites mammal history

Why America’s still freezing — even…

Why America’s still freezing — even as the world heats up