An ecosystem is a complex interconnected biological community. It includes all the plants and animals living in the area as well as all non-living things in the environment.
this reduce the effect on our ecosysyem because you can recycle metal you cant reuse it will not be no good it will be all bent and be out of place unless you take it to it the workshop and they will mend it for you. it is recycle
People can A.Burrow underground. B.Adapt to use foreign Natural Resources. And C.Immigrate to a different Ecosystem all together