The research, published in the journal Proceedings of the National Academy of Sciences, found that a significant portion of this ocean plastic debris is expected to make its way onto either beaches or the seabed within three to four years.
The appointment, made by British Prime Minister Tony Blair on Tuesday night, will be for a period of four years with immediate effect.
The highlight of the occasion, according to officials, is an address to a special gathering in the morning by President Xi Jinping, who cast himself in the mould of Mao Zedong, the founder of the Communist Party of China as it is officially called.
President Xi Jinping has called for better international communication, urging the bellicose official Chinese media and 'wolf warrior' diplomats to adopt a tone that displays openness and conveys modesty, in what observers see as a rare admission of Beijing's growing isolation exacerbated by COVID-19.
China on Wednesday said the US' naval and air incursions in the artificial islands in the South China Sea will be counter-productive leading to "miscalculation" and "crisis", as Beijing summoned the American ambassador to protest the US Navy's sailing of a warship into the disputed waters.