Fill in the Blanks Food scrapsOnline version Fill in the gaps with the right word by Juanma Alijo 1 gas landfill waste Methane organic matter 20 amount thrown CO2 greenhouse do food food What powerful gas is produced when matter like scraps and garden cuttings are into landfill ? , a greenhouse with over times the global warming capacity of carbon dioxide ( ) , is produced when organic breaks down in . What can you ? Reduce the of you .