; and (2) made available on the first display of any website selling any ticket for such flight, following a search of a requested itinerary in a format that is easily visible to the purchaser. (b) Public reporting The Secretary shall publish monthly data and information that anonymously aggregates and analyzes the information provided to individual passengers under to subsection (a). Such information and data shall— (1) be accessible to the public on the internet; and (2) identify and quantify the greenhouse gas emissions and relative climate change impact of each passenger air carrier that receives assistance under section 101. 707. Study on certain climate change mitigation efforts (a) In general Not later than 90 days after the date of enactment of this Act, the Secretary of Transportation shall seek to enter into an agreement with the National Academies of Sciences, Engineering, and Medicine (referred to in this section as the National Academies ) to conduct a study on climate change mitigation efforts with respect to the civil aviation and aerospace industries. (b) Study contents In conducting the study under subsection (a), the National Academies shall— (1) identify climate change mitigation efforts, including efforts relating to emerging technologies, in the civil aviation and aerospace industries; (2) develop and apply an appropriate indicator for assessing the effectiveness of such efforts; (3) identify gaps in such efforts; (4) identify barriers preventing expansion of such efforts