It has more similarity to fossils in layer A than layer D.
<span>the one that is nor released by trees into the atmosphere is : Ozone
Ozone is the layer beneath the atmosphere that protected us from the harm of direct sunlight.
Ozone is already exist within the earth and not created by organisms. We only produce the substance that potentially destroy it</span>
It took BP 87 days to stop the flow of oil they monitor it for 48 hours to make sure it was going to hold
I believe the water treatment stated above is micron filtration. Micron filtration is a water treatment method where water is filtered through screens that have microscopic holes. The holes are measured in microns and the smaller the hole the more contaminants can be removed.