ELI5: Explain Like I'm 5

Integrated Ocean Drilling Program

Okay, kiddo let's talk about the Integrated Ocean Drilling Program or IODP.

You know how sometimes you dig a hole in your backyard to see what's inside the soil? It's like that but instead of your backyard, we are digging holes in the ocean floor to see what's beneath it.

Scientists want to study the different layers of rock and sediment that make up the ocean floor so that they can better understand the Earth's history, the formation of islands and mountains, how earthquakes happen, and much more. But digging a hole in the ocean floor is not as easy as digging in your backyard. It requires special equipment and technology.

That's where the Integrated Ocean Drilling Program comes in. It is a collaboration between many countries and scientists that provides the technology, resources, and expertise to enable drilling, sampling, and monitoring of the ocean floor.

They use a big boat called the JOIDES Resolution that is specially designed to drill deep into the ocean floor. They lower drilling equipment on a long pipe called “the drill string” and make a hole in the sediment deep in the ocean.

Once the hole is made, they can collect samples of rocks and sediment from different layers using special tools called "core samplers". These samples are then analyzed in labs to learn more about the history and composition of the ocean floor.

There are thousands of scientists from different countries working together as part of the Integrated Ocean Drilling Program to help us better understand our planet and its history.