in rocks that formed under shallow water at the time of the extinction. Pollution sometimes turns waters anoxic today in regions that lack good circulation. Local die-offs of marine life can result.

Leading scientists warn that by 2050, ocean ecosystems could collapse due to overfishing, pollution, and climate change—putting marine life, global food chains, and millions of human lives at ...

This graph plots extinction rates of marine animal families over the last ... Some populations seem more vulnerable than others: tropical forms of life have been drastically affected, while ...

Beneath the towering Guadalupe Mountains of Texas lies a dramatic story of transformation. Once part of an ancient sea, the ...

a rich variety of marine life flourished in the vast seas and the first primitive plants began to appear on land—before the second largest mass extinction of all time ended the period.

Scientists have discovered that a hydrothermal system created by the asteroid impact may have helped marine life flourish at ... for its link to causing mass extinction. Gulick said that this ...

The Chicxulub asteroid crater supported marine life for 700,000 years, showing that some mass extinction events may help life return.

Perhaps positive changes will occur before our varied, precious ecosystems face extinction. The post How an Incease in Marine Heatwave Frequency is Impacting Ocean Dwellers and Marine Life appeared ...

About 66 million years ago, a giant asteroid slammed into Earth and wiped out the dinosaurs, along with around 70% of all life in the oceans. The impact left behind a massive crater under what is now ...

This extinction cleared the way for dinosaurs ... Yet some animals survived: mammals, turtles, crocodiles, frogs, birds—and marine life like sharks, sea stars, and urchins.

South Florida’s scuba diving community and a national organization joined forces to help protect some precious marine ...