Resumo

On December 2015, the so-called "Paris Agreement" was adopted at the 21st Conference of the Parties in Paris. The agreement aims to reduce and control emissions of greenhouse gases. In numerical terms, among others, the goal is to keep the average global temperature rise at less than 2ºC above pre-industrial levels. The purpose of this paper is to examine the Paris Agreement from the point of view of the law of treaties. Therefore, the construction of the text will go through all stages of the treaty, from the previous negotiations and base text to the formulation of reservations and denunciation, with de adoption of the deductive method. The focus is to study these steps in a practical way, chosen the referred treaty because of the importance of its content, as well as its recent approval.