When food goes in the trash, so do resources, time, and money. Save on all three with small changes to your cooking and shopping habits. Get started today. Your food saving journey starts here. We’ve ...

The Climate Commitment Act (CCA) caps and reduces greenhouse gas emissions from Washington’s largest emitting sources and industries, allowing businesses to find the most efficient path to lower ...

Submit an observation form to report any violation of the state plastic bag ban you have observed. Plastic bags are a major contaminant in Washington’s recycling facilities, waterways, roadways, and ...

Carbon pollution from human activities is making ocean water corrosive. This harms marine life. Our new scientific tool helps ...

We're working to reduce polluted runoff from streets, forests, and farms. When it rains, water flows across the land, streets, and sidewalks. Pollutants are carried by this water into local streams, ...

When you own a business, preparing for wet and cold weather is important to prevent damage and environmental hazards.

We improve and protect water quality, manage and conserve water resources, and effectively manage coastal and inland shorelines to assure our state has sufficient supplies of clean water for ...

Wildfire smoke is a major threat to human health. Smoke from wildfires is the largest source of particle pollution in Washington. Breathing in smoke causes wheezing and coughing, heart and lung ...

Register for each webinar to get your meeting ID and passcode. To hear the webinar better or to call in only, use your phone (instead of the computer) to call 253‑215‑8782. El Departamento de Ecología ...

The Voluntary Cleanup Program (VCP) helps property owners who are independently cleaning up their site. We provide technical assistance for a fee. Successful cleanups completed through the VCP receive ...

We maintain the spatial datasets described here in order to better describe Washington's diverse natural and cultural environments. As a public service, we have made some of our data available for ...

The Legislature directed us to update of the strategy under the Integrated Climate Change Response Strategy (Chapter 70A.05 RCW) in partnership with nine other state agencies. The strategy addresses ...