[Q]: "• the signing of a declaration on the safe use of minerals and metals, including chrysotile asbestos, at the Annual Mines Ministries of Americas Conference in Buenos Aries;" --> French?
[A]: • signer une déclaration sur l'utilisation sûre des minéraux et des métaux, notammant l'amiante chrysotile, à la Conférence annuelle des ministres des mines des Amériques, tenue à Buenos Aires;

[Q]: "journey, compensation for delay on either the outward or the return leg shall be calculated in relation to half of the price paid for the ticket." --> French?
[A]: Amendement déposé par Albertini, Jas Gawronski, Francesco Musotto, Aldo Patriciello et Armando Veneto Amendement 85 Chapitre IV, article 15, paragraphe 1 bis (nouveau) 1 bis.

[Q]: "The directive is clearly going in the right direction, even though it does have some serious shortcomings." --> French?
[A]:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
La directive va clairement dans le bon sens, même si elle comporte quelques gros manques.