Green house gas Emission output changes are a result of business growth and the concerted action to become lass carbon intensive. NEWYORK-Global green house gas emissions are growing and chinese oil and gas companies are some of the top offenders. PETROLOEA BRASILEIRO S.A.BRAZIL - This is a controlled oil company and it has emitted 73.4 million metric tons of co2 equalent in 2013. ELECTRIC DE FRANCE - This is an integrated energy company that generates electricitythrough hydro,wind,solar,biomass and other fossil fuels. POSCO SOUTHKOREA -It is a multinational steel making company that emitted 88.1 million metric tons of co2 equivalent in 2013. The southern company,Nippon steel &sumitomo metal corp in japan ,American electric power co .EXXON MOBIL CORP are also the main offenders in green house gas emissions.