pollution		to remove
ozone		interconnected system of animals and plants
topsoil		burning this fossil fuel causes ozone depetion
mining		the damage we do to the earth by our activities
extraction		layer of the atmosphere harmed by burning fossil fuels
chemicals		trash like metal, plastic etc dropped in landfills
ecosystem		how we get metals, harmful when overdone
solid waste		visible air produced by burning things
toxin		liquid waste that pollutes the oceans
groundwater		something that will poison
sewage		layer of earth valuable for farming
smog		used to kill insects, harmful to other things
coal		water in the ground