GiveBIG — a one-day online giving event to raise funds for nonprofit organizations in the Greater Seattle area — returns May 9!

The mission of ECOSS is to educate and empower businesses and diverse communities to implement environmentally sustainable practices. And a key part of our success is generous support from people like you.

Help us continue to deliver strategies and results in pollution prevention, resource conservation, environmental equity and more. Go here to donate now through May 9.

Thank you so much for your support!