“China overtakes US as world’s biggest CO2 emitter,” दुनिया का सबसे बड़ा ग्रीनहाउस गैस एमिटर more carbon emissions than any other country http://www.theguardian.com/environment/2007/jun/19/ in 2006 China became the world’s biggest CO2 emitter the world’s largest greenhouse gas emitter became the world's China overtakes US as world’s biggest CO2 emitter usnews https://www.theguardian.com/environment/2007/jun/19/china. China overtakes US as world's biggest CO 2 emitter overtaking those from the US the world’s largest emitter China overtakes US as world’s biggest CO2 emitter China overtakes US as world's biggest emitter world's largest emitter of CO2 China overtakes US as world's biggest CO 2 emitter CO2 production largest carbon emitter, china.usnews developing countries to emit CO2 surpassed China overtakes US as world's biggest CO 2 emitter since 2007