Scientist have studied the return of plant life on mount st. Helens ever since the volcano erupted in 1980. Wildflowers began colonizing the area, followed by shrubs and small trees . Scientists predict that it will likely take hundreds of years before the area returns to a forest dominated by fir and hemlock trees . These changes are an example of

Before the punic wars, how did the early romans take over italy?

How was rockefeller able to build his monopoly across the oil industry? he found newer and cheaper ways to refine oil, increasing his profits. he confined his business to ohio so he could buy all the refineries there. he bought up oil refineries, cut costs, and reinvested his profits in other refineries. he began to sell kerosene as well as oil, expanding his market.

Clouds thar look like whisps of hair are