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To understand and appreciate ecology at the community and ecosystem levels, you must first have a...
Ecologists do not simply measure the absolute growth of a population. Doing this would yield a...
Before moving onto other population characteristics that are of interest to ecologists,...
It may come as no surprise to you that different organisms have different strategies for...
Another characteristic of populations that ecologists measure is population age structure. This...
With a solid population perspective under your belt, you are officially ready to take ecology to...
The first species interaction we will tackle is competition, a word you are likely familiar with....
We suspect that if you were to ask your grandma to name a species interaction, she would say "Eh?...
The final species interaction we will discuss is symbiosis, or the interaction where two species...
Competition, predation, and symbiosis are especially important in structuring a community as it...
Congratulations! You have now advanced to the third and final level of ecology, where we will...
Nearly all of the energy that drives ecosystems ultimately comes from the sun. Solar energy,...
In the previous section, you learned how the community portion of an ecosystem interacts with...
Carbon is likely the next most important chemical in an ecosystem. Most of the carbon on Earth is...
Even though organisms use nitrogen less than they do carbon or water, it could also be said that...
The last important chemical in an ecosystem that we will tackle in this unit is phosphorous. This...
Exponential vs. Logistic Growth. Perhaps you’re still trying to figure out the difference...
Human Ecology: Basic Concepts for Sustainable Development. By Gerald G. Marten. Published by...
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