Specifically as a current or past owner or lessee and operator of crude oil and natural gas properties we are subject to various federal state tribal local and foreign regulations relating to the discharge of materials into and the protection of the environment These regulations may among other things impose liability on us for the cost of pollution cleanup resulting from current or past operations subject us to liability for pollution damages and require suspension or cessation of operations in affected areas Changes in or additions to these regulations could lead to increased operating and compliance costs and in turn materially and adversely affect our business results of operations and financial condition