The continental volcanism, oceanic volcanism and mid-ocean ridge volcanism emit Hg to the atmosphere and ocean. Mercury in atmosphere deposit to aquatic and terrestrial systems via wet or dry ...

What are some events that all of us have had in our lives? Ask the class "What are some events that all of us have had in our lives?" Make a list of 5 or 6 things on the board. Let’s organize these!

Ocean life was devastated by a deadly land-sea “tag team” 100 million years ago, reveals new research. A string of catastrophic environmental events triggered "mass extinctions" of marine species, say ...

Studying a past geologic event is like a forensic investigation of the Earth itself. What happened? When did it happen? And what does the event tell us about what might happen in the future? The when ...

Deep beneath the mountains of the Himalayas, something remarkable is taking place. The vast, rocky plate supporting India, known as the Indian Plate, is slowly breaking apart. Recent scientific ...

Despite seeming like a relatively stable place, the Earth's surface has changed dramatically over the past 4.6 billion years. Mountains have been built and eroded, continents and oceans have moved ...

Bruce Bjornstad has loved rocks since he was a kid, growing up on the East Coast. But his real love and expertise is the Missoula Floods — cataclysmic events that scoured the Columbia Basin and laid ...

Celebrate National Earth Science Week with fun, all-ages activities included with Museum admission! Meet Dibblee Curator of Earth Science Jonathan Hoffman, Ph.D., and other staff members who work with ...

(Phys.org) —They were strange bedfellows in a 250 million-year-old burrow: the sleeping, cat-size mammal forerunner Thrinaxodon liorhinus and the slightly smaller amphibian Broomistega putterilli that ...