Domtar Corporation(NYSE: UFS) (TSX: UFS) announced today it has renewed its sponsorship of the Environmental Film Festival, the largest showcase of environmental film in the United States. The 20th annual Environmental Film Festival will take place fromMarch 13th to the 25th in Washington, D.C., featuring 180 engaging and thought-provoking films, including 93 world premieres from 42 countries.

This marks the second straight year Domtar has sponsored the Environmental Film Festival, providing Cougar® paper - part of its EarthChoice® line of environmentally and socially responsible papers - for the printing of the festival programs. Domtar Cougar® paper is certified to the standards of the Forest Stewardship Council" (FSC®), an international, independent, not-for-profit organization that sets global standards for responsible forestry.

"Once again, the Environmental Film Festival has lined up meaningful work from some of the leading environmental filmmakers, helping us focus on the environment and the ways we can work together to manage natural resources," said Lewis Fix, Domtar's Vice-President of Sustainable Business and Brand Management. "That's a message that is vital to us at Domtar, and we're pleased to be supporting this important event."

Films are screened at partnering museums, embassies, libraries, universities and local theaters. Selected to provide fresh perspectives on global environmental issues, most films are accompanied by discussions with filmmakers, environmental experts and special guests, including national decision makers and thought leaders, and are free to the public. The Festival's Web site serves as a global resource for environmental film throughout the year. For more information, please visit: www.dcenvironmentalfilmfest.org.