While mitigation and adjustment require more climate funding, adjustment has generally received less support and has mobilized fewer private sector actions.  A 2014 OECD report showed that in 2014, only 16% of the world`s financial resources were devoted to adaptation to climate change.  The Paris Agreement called for a balance between climate finance between adaptation and mitigation, highlighting in particular the need to strengthen support for adaptation from the parties most affected by climate change, including least developed countries and small island developing states. The agreement also reminds the parties of the importance of public subsidies, as adjustment measures receive less public sector investment.  John Kerry, as Secretary of State, announced that the United States would double its grant-based adjustment funding by 2020.  The agreement recognizes the role of non-partisan stakeholders in the fight against climate change, including cities, other sub-national authorities, civil society, the private sector and others. For many countries, the power to conclude international agreements is shared between the executive (head of state, cabinet or council) and the legislative branch (parliament). For these countries, a head of state is generally authorized to negotiate and sign an international agreement, but must obtain the approval of the legislative branch (or Parliament) before formally acceding to the agreement. The Paris Agreement is considered « under » the UNFCCC. The UNFCCC is a relatively widespread framework agreement in international environmental law.
Framework conventions define the general parameters of a regime, including objectives, fundamental principles, the general obligations of their parties and a general system of governance, and leave detailed rules and procedures to achieve the objectives of subsequent agreements. This will ensure that all parties to the Paris Agreement operate within the parameters defined by the UNFCCC. The Paris Agreement was open for signature from April 22, 2016 to April 21, 2017. In accordance with Article 21, paragraph 1, it came into force on 4 November 2016, the 30th day following the tabling of their instruments for ratification, acceptance, approval or accession by at least 55 parties, estimated at 55% of total greenhouse gas emissions. These rules of transparency and accountability are similar to those set out in other international agreements. Although the system does not include financial sanctions, the requirements are intended to easily monitor the progress of individual nations and promote a sense of overall group pressure, discouraging any towing of feet among countries that might consider it.