Author: katpease

	A living thing
	Surroundings and conditions in which an organism lives
	All the living populations in an area along with the nonliving parts of that environment
	A large region of land with a distinct climate and certain types of plants and animals

	to become progressively greater (as in size, amount, number, or intensity
	A living , or once living organism
	A non-living or never living factor in an ecosystem
	involving methods that do not completely use up or destroy natural resources

	a plant, fungus, or animal species that is not native to a specific location
	The diversity of a living species
	the statistical distribution of weather patterns when that change lasts for an extended period of time
	the gradual and orderly process of change in an ecosystem brought about bythe progressive replacement of one community by another until a stable climax is established

	the development of plant and animal life in an area without topsoil
	The ecological succession of plant and animal communities in a disturbed area where topsoil has been retained, as in an area that has been recently burned by fire.
	a stable mature community in a successive series which has reached equilibrium after having evolved through stages and adapted to its environment
	A species of which the members tend to be among the first to occupy bared ground

	a type of small plant that grows on rocks and walls
	to make (something) smaller in size, amount, number
	to make (something) dangerous, dirty, or impure by adding something harmful or undesirable to it
	to become smaller in size, amount, number