A two-day course on capturing and storing carbon dioxide to keep it out of the atmosphere will start at 8 a.m. July 31 in Richland.

The course is offered at Pacific Northwest National Laboratory, which is conducting research in the area, by the Carbon Tech-Alliance. The course will cover the current and potential role carbon capture storage plays in mitigating climate change; scientific, legal and political aspects; technology and policy challenges; components for starting a project and commercial scale-up of laboratory technology.

The course is free to students, faculty and veterans. They can register by emailing jessica.sandusky@pnnl.gov. Cost for the public is $225, and they must register by July 25 at carbontechalliance.org . Professionals can earn continuing education credits. Call 206-528-3422 for more information.

Sessions will be held at PNNL's National Security Building, 3230 Q Ave., Richland.