E (environment) Code (agreement is environmental or not):
Source for E (environmental) code:
Text used for E (environmental) coding:
Amendment of the text and annexes II to IX and the addition of new annexes X and XI to the Protocol To Abate Acidification, Eutrophication And Ground-Level Ozone To The Convention On Long-Range Transboundary Air Pollution
Words used to code as Environmental:
air pollution/boundary/eutrophication/ozone/pollut