Large amounts of carbon dioxide are being released into the atmosphere at an unprecedented rate. Some of this carbon dioxide makes its way into the ocean where it causes the water to become more acidic and has an impact on species and ecosystems.


A shell placed in seawater with increased acidity slowly dissolves over 45 days.


Ocean Acidification

Ocean acidification is sometimes called “climate change’s equally evil twin,” and for good reason: it's a significant and...
Tiny organisms found on ARMS

Traveling Around the World to Study the Future of the Ocean

By Dulce It takes three days of traveling to reach the islands of Papua New Guinea (PNG) from the Smithsonian’s National Museum of Natural History in Washington, D.C. Laetitia Plaisance , a researcher at...

Trials and Tribulations with Contamination

My internship at the Smithsonian National Museum of Natural History started off without a hitch. I was excited to look through the microscope at samples collected from halfway across the world in Papua New...
Tiny organisms found on ARMS

From Field to Lab: How Carbon Seeps Provide a Chance to See Future Impacts of Ocean Acidification

By Sarah Leinbach Every year, humans spew billions of tons of carbon dioxide (CO2) into the atmosphere by burning fossil fuels, like coal, oil and natural gas. The world’s oceans absorb some of it,...