Which of these is a drawback of mining?
o
a. ecosystem restoration can take decades.
b. the practice provides many jobs.
o
c. humans can obtain many useful minerals.
o
d. working aboveground increases safety for miners.

Compare and contrast the relative importance of the sporophyte vs gametophyte generation between nonvascular plants (bryophytes), seedless vascular plants and seed plants, and explain the ecological significance of a larger sporophyte generation

Some mining processes involve removal of large areas of earths surface in the mined region this practice causes severe environmental damage by allowing which natural process to accelerate in the affected areas? a.precipitation b.erosion c.migration d.condensation

According to this food web which of the following would be considered primary consumers