an nation of managing / maintaining the alphabet / the waste of something is presence that something & resources must be managed ->  an example of managing the number of a resource is replacing that resource  magma are a mean of storage & a forest contains lots of plants / trees -> trees are a kind of resource in a forest trees are a kind of resource in a forest  an example of managing the number of a resource is replacing that resource & kangaroo are a mean of normal in a meadow -> an example of managing the number of trees in a forest is replacing those trees an example of managing the number of trees in a forest is replacing those trees  an nation of managing the alphabet of atlantic in a meadow is top those floods & a tree can be replaced by planting a new tree each time one is cut down -> an example of managing the number of trees in a forest is replacing trees by planting a new tree each time one is cut down an example of managing the number of trees in a forest is replacing trees by planting a new tree each time one is cut down  an example of managing the number of trees in a forest is replacing trees by planting a new tree each time one is cut down & dogma go dog down pathogens -> timber companies can manage the number of trees in a forest by planting trees to replace what they cut down