1. Short title This Act may be cited as the National Evaluation of Aviation and Aerospace Solutions to Climate Change Act of 2020 . 2. 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 Act 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