A resource specialist can stand outside the private land boundary and view the private lands with optical and auditory aids, synthesize information from aerial photos and satellite imagery, query any and all legally accessed databases, interview knowledgeable people, etc. We may also use professional judgement to make limited interpolation of intervening private lands resource information based on relevant information from the surrounding lands, where appropriate. This requirement applies to all actions authorized, funded, or carried out by the Federal agency, regardless of whether the action occurs on Federally owned lands or lands of other ownership. Furthermore, when information is incomplete or unavailable, agencies must disclose that information is incomplete or unavailable, and must obtain that information, to the extent legally possible, if the overall costs of doing so are not exorbitant. State that the information is incomplete or unavailable.
Agencies have a continuing duty to gather and evaluate environmental information.
This protection has usually been applied to crucial or essential plant or wildlife habitats. Therefore, if the ROW has a potential effect on crucial or essential plant or wildlife habitats or populations, the Bureau might be considered responsible for that effect. The same may hold true if the ROW only starts on Public Lands, but ends on non-Federal land. In these cases, the BLM is potentially controlling where the ROW will be located for some distance onto the private land. The regulations and other guidance promulgated from Sec.