gradual changes in all the interconnected weather elements on our planet.
situation in which one event causes another, which causes yet another, until an entire system is changed.
having to do with the relationship between organisms and their environment.
cycle of causes and effects where the effects either directly reinforce (in a positive feedback loop) or oppose (in a negative feedback loop) the original condition.
type of plant or animal that is not indigenous to a particular area and causes economic or environmental harm.
uncontrolled fire that happens in a rural or sparsely populated area.