The largest cause of deforestation today in rainforests happens when people burn down the forest to farm the land. This is often a short-lived solution to their problems because
1.) the nutrients in the soil get washed away and the forest can turn into a desert.
2.) the forest grows back and through succession takes over the land again.
3.) the population of people is growing and they end up building houses on that land.
4.) the land will become a swamp and the plants on the farm will die

How does a gymnosperm prevent itself from pollinating the same tree

Which statements best describe the differences or similarities between a comparative investigation and an experimental investigation? check all that apply. experimental investigations are best for showing cause-and-effect relationships, while comparative investigations do not necessarily show this type of relationship. comparative investigations are often impractical and unrealistic, while experimental investigations are the most practical and realistic kinds of investigations. comparative investigations allow for the use of a wide range of variables but do not have a control group, while experimental investigations involve variables that can be controlled. both experimental investigations and comparative investigations are designed to answer scientific questions. both experimental investigations and comparative investigations focus on making observations rather than collecting new data.

Number and variety of living organism; includes genetic, species, and ecological types