1. soil characteristics
2. how far away the closest untouched ecosystems are
3. the habitat's remaining species
4. the presence of fungi as soil symbionts
Ecological succession refers to the process of changing in an ecological community's species composition through time. The time frame might span several decades or fewer (for instance, following a wildfire).
The community grows through an increase in complexity from a small number of pioneer plants and animals to a stable or self-sustaining climax community. The effects of established species on their own settings serve as the "engine" of succession and the reason why ecosystems evolve. Living has the effect of changing one's surroundings, sometimes subtly and sometimes blatantly.
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Answer:
both supported limiting the number of new arrivals, and argued that the growing immigration population had created social problems
Explanation:
Progressive reformers were known for their movement to end corruption,improve welfare and protection of citizens as well as increase government intervention I'm making this possible. It originated from the need to work on issues that had freshly arisen at the time such as industrialization, urbanization and immigration and corruption.
The progressive era(1890s to 1920s)in America was a time of negative views on immigration. Progressive movement for Americams during this period consisted nativism with the belief that a benevolent immigramt policy was bad for the country.
General Lee assumed that the Union is totally composed of cavalry only. He commenced an attack to advance through the Union forces. However the Union was backed by two corps of infantry. This is the reason why General Lee surrendered.
