Combined effects of nitrogen fertilization and biochar incorporation on methane and nitrous oxide emissions from paddy fields in rice-wheat annual rotation system Research advances in control of N2O emission from municipal solid waste landfill sites. Characteristics of N2O and CH4 Fluxes and Their Seasonal Variations From Inner Mongolia Grassland CH4 EMISSION FLUX FROM SOIL OF PINE PLANTATIONS IN THE QIANYANZHOU RED EARTH HILL REGION OF CHINA Effects of organic manures on CO2 and CH4 fluxes of farmland Production and reduction of nitrous oxide in agricultural and forest soils EMISSION FLUX OF NITROUS OXIDE FROM FOREST SOILS IN BEIJING A STUDY ON THE FOREST SOlL CO2 RELEASE RATES IN CHINESE FIR PLANTATIONS The study on Diurnal Variation in Greenhouse Gas Revenue and Expenditure Fluxes of Leymus chinensis Grassland of Inner Mngolia An experimental study for fixation of CO2 in stack gases using microalgae cultivation