; and (2) ensure that representatives of and, when appropriate, relevant experts from the Federal Aviation Administration attend each meeting of a community board. (e) Community reports A community board may, in collaboration with local airport operators and any employee designated pursuant to subsection (d)(1), draft a community report detailing the community’s concerns and issues related to disparate impacts. (f) Study A community board may petition the Administrator to conduct a community study, which shall include— (1) the collection and consolidation of quantifiable, observational, experiential, anecdotal, or other data from— (A) the Federal Aviation Administration; (B) airport operators; (C) valid acoustic instrumentation on the ground; (D) testimonials and other evidence from community members; and (E) organizations in the community; (2) the Day-Night Average Sound Level; (3) any other existing noise metrics from individual and cumulative takeoffs and landings; (4) emissions generated by individual and cumulative takeoffs and landings; (5) any other data requested by the designated community in order to give a comprehensive understanding of the impacts on such community; and (6) recommendations on actions or mitigation that can be taken to alleviate— (A) concerns raised in a community report