Union Pacific Listed Among the 100 Best Corporate Citizens by Corporate Responsibility Officer Magazine

Industry Leader in Employee Relations, Financial and Climate Change Categories

Omaha, Neb., March 04, 2008 – Union Pacific has been named one of the “100 Best Corporate Citizens for 2008” by CRO (Corporate Responsibility Officer) magazine.

Large-cap companies in the Russell 1000 Index were ranked based on their efforts and performance in these areas: climate change, employee relations, environment, financial, governance, human rights, lobbying and philanthropy.

Union Pacific ranked highest among companies listed in the railtrack industry subgroup in the employee relations and financial categories and was among the highest in the categories of governance, philanthropy and climate change.

"Being named one of the 100 Best Corporate Citizens is truly an honor," said Jim Young, chairman, president and CEO, Union Pacific. "Our strong ranking is a testament to the creativity, innovation and commitment of our employees who are doing the critical work necessary to serve our customers and meet our nation’s demand for consumer and industrial goods."

CRO compiled the "100 Best" list in partnership with IW Financial, a Maine-based research and consulting firm focused on environmental, social and governance issues.

About Union Pacific

Union Pacific Corporation owns one of America's leading transportation companies. Its principal operating company, Union Pacific Railroad, links 23 states in the western two-thirds of the country and serves the fastest-growing U.S. population centers. Union Pacific’s diversified business mix includes Agricultural Products, Automotive, Chemicals, Energy, Industrial Products and Intermodal. The railroad offers competitive long-haul routes from all major West Coast and Gulf Coast ports to eastern gateways. Union Pacific connects with Canada’s rail systems and is the only railroad serving all six major gateways to Mexico, making it North America’s premier rail franchise.

For more information, please contact James Barnes at (402) 544-3560.

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