Title III, Chapter IV, Article 81:
“1. All citizens shall have the right to popular action in accordance with the law, either personally or through associations for defending the interests in question.
2. The right of popular action shall consist of:
(a) the right to claim for the injured party or parties such compensation as they are entitled to;
(b) The right to advocate the prevention, termination or judicial prosecution of offenses against the public health, consumer rights, environmental conservation and cultural heritage.”
Title III, Chapter V, Article 90:
“1. All citizens shall have the right to live in a balanced environment and shall have the duty to defend it.
2. The State and the local authorities, with collaboration from associations for environmental protection, shall adopt policies to protect the environment and shall promote the rational use of all natural resources.”