Such examples include the G20,7 the Clean Energy Ministerial,8 the Climate and Clean Air Coalition,9 the Friends of Fossil Fuel Subsidy Reform,10 the Carbon Pricing Leadership Coalition11 and many others. In other words, climate change can be tackled through cooperative action in a number of sub-fields, such as clean energy development, carbon pricing initiatives, and fossil fuel subsidy reform. They have introduced a nexus thinking showing that many goals for sustainable development (where climate change is one of 17 goals) are interlinked.