Biogeochemists at PNNL-Sequim study greenhouse gas cycling in natural environments, specifically methane emissions from trees.

Fish tagging is conducted at PNNL-Sequim to improve environmental monitoring around tidal energy.

A promising source of renewable energy.

Studying the below-ground carbon storage of coastal wetland ecosystems.

Researchers mine and extract uranium from seawater, which could be useful in providing an alternative source of nuclear power.

Researchers study greenhouse gas cycling in natural environments.

This lab replicates conditions found in the Arctic to test bearings and batteries.

Marine researchers, including members of PNNL-Sequim's scientific dive team, unload gear from one of the lab’s three research vessels after a recent dive to check on underwater sensors.

Researchers have been studying and monitoring eelgrass at PNNL-Sequim for 20 years.

A View of a Day at PNNL-Sequim.

Communicating with and monitoring the scientific dive team.

In this lab, researchers test coatings to determine which can deter biofouling and corrosion from occurring on devices, sensors, and ships in seawater.

Here, researchers study how organisms respond to changes in habitat.

Here scientists conduct marine-based research that helps the nation achieve sustainable energy, a sustaining environment, and coastal security.

An overview of the lab, located next to Sequim Bay on the Olympic Peninsula in Washington.