Answer: Saudi Arabia
Notes: Saudi Arabia, one of the world's largest oil producers, announced that it aims to reach “net zero" greenhouse gas emissions by 2060. Saudi Arabia is the 10th largest emitter of carbon dioxide globally. It is also the largest emitter on a per capita basis among G-20 countries. This was announced by the Crown Prince Mohammed bin Salman at the inauguration of the kingdom's first-ever Saudi Green Initiative Forum.
