Advanced #Vocabulary #Nature and #Environment Contamination=pollution by poisons or dangerous elements The biosphere = the relationship between all living things on the planet Emissions = gases entering the atmosphere Pollutant particles = microscopic elements of pollution Run-off = water that runs from the ground into rivers and lakes The water cycle = the natural process of water moving from clouds to rain and seas Aquifers = underground, natural water stores Filtration = the process of filtering and removing impurities Water table = the layer of water below ground Tainted=polluted or contaminated Soil erosion = the loss of soil by wind and rain activity Logging = cutting down trees for timber and industrial use Dumping = leaving waste deliberately without storing or treating it @quickenglish 219 views16:12