These Are the World's , Top Polluters , Heading Into COP28.br Using data from the EU's Emissions Database for Global br Atmospheric Research 2023, 'The Independent' recently revealed br the greenhouse gas (GHG) emissions for every country.br In 2022, China was the world's biggest GHG producer, br generating over 25 of total global emissions.br China's share of the world's annual GHG emissions has br doubled over the past 20 years as a result of br rapid economic growth and industrial development.br China's share of the world's annual GHG emissions has br doubled over the past 20 years as a result of br rapid economic growth and industrial development.br China's 2060 goal to reach net zero emissions br would make it one of the last 10 countries br to achieve zero emissions globally. .br 'The Independent' reports that the United States br is the world's second-largest GHG producer, br emitting more than 6 billion tons in 2022.br 'The Independent' reports that the United States br is the world's second-largest GHG producer, br emitting more than 6 billion tons in 2022.br In November, U.S. President Joe Biden and br China's President Xi Jinping vowed to accelerate br their countries' efforts to combat climate change. .br In November, U.S. President Joe Biden and br China's President Xi Jinping vowed to accelerate br their countries' efforts to combat climate change. .br The world's two biggest emitters of GHG br agreed to reduce methane and other emissions. .br Cooperation between the U.S. and China is viewed br as critical to meeting the climate goals of the COP28.br In a joint statement released after their meeting, Biden and Xi said that br both countries “are aware of the important role they play” and “will work br together... to rise up to one of the greatest challenges of our time.” .br 'The Independent' reports that India is br the world's third-largest producer of GHG, br with approximately 7 of total global emissions.