So what has the rest of the world promised to do about climate change?
Saudi Arabia Saudi Arabia, home of the world’s biggest industrial polluter, the state-owned oil company Aramco, has long been regarded as a climate villain, accused of collaborating with other energy-producing states at international negotiations to water down ambitions and obstruct progress. Its 2015 NDC set a target of reducing emissions by up to 130 MtCO 2e (million tonnes of CO 2 equivalent) by 2030 compared with a business-as-usual scenario, a target that many analysts have described as inadequate. Assessing progress towards this modest goal has also proved impossible – the kingdom h...