Answer:
By providing the numbers in which methane is more powerful than carbon dioxide the author is appealing to the scientific facts to convince people that the greenhouse effect is destroying our planet, and that global warming is a reality that we must counter attack and treat as a priority.
Explanation:
For anyone with this question as a multiple choice question, itś D.
Layers of fossils in pillars, the rock covering them is dated and we get an exact time of each layer.
A population is essentially just a collection of all living things in one category. People are one population, insects are another, etc. Communities are "more organized" populations. Soccer players hang out with soccer players, spiders hang out with spiders. We split into "our people" within our population.
I know that may be a little confusing, but if you have anymore questions feel free to ask. I hope I was able to help. Best of luck!
Water diffusion is called osmosis. Oxygen is a small molecule and it's nonpolar, so it easily passes through a cell membrane. Carbon dioxide, the byproduct of cell respiration, is small enough to readily diffuse out of a cell. Small uncharged lipid molecules can pass through the lipid innards of the membrane.