Climate change in China cuts in carbon emissions than alternatives like hybrid electric vehicles, consulting firm McKinsey & Co says. Both internationally and within the People's Republic of China, there has been an ongoing debate over China's economic responsibilities for climate change mitigation. Climate change in China Since 2006, China has been the world's largest emitter of annually. China ratified the Kyoto Protocol as a non-Annex B party without binding targets, and ratified the Paris Agreement to fight climate change. As the world's largest coal producer and consumer country, China worked hard to change energy structure and experienced a decrease in coal consumption since
Climate change and agriculture now provides significant amounts of food, on a national level to major importing countries, as well as comfortable income to exporting ones. The international aspect of trade and security in terms of food implies the need to also consider the effects of climate change on a global scale. A 2008 study published in "Science" suggested that, due to climate change, "southern Africa could lose more than 30% of its main crop, maize, by 2030. In South Asia losses of many regional staples, such as rice, millet and maize could top 10%". The Intergovernmental Panel on Climate Change (IPCC) has produced