The Importance of Landfill Gas Extraction to Reducing Greenhouse Gas Emissions and the Proportion of Active Landfill Gas Recovery Achievable Over the Life of a Modern Sanitary Landfill

Due to its high content of methane, landfill gas can be regarded on the one hand as a useful alternative source of energy, when collected and utilized, whilst on the other hand, when released unused and untreated into the atmosphere, it causes considerable harm to the environment, contributing substantially to the manmade greenhouse effect, and to global climate change, respectively.