If they both disagree with each other than they will both work harder on trying to figure out the real answer. Or they will find something important that they didn't plan on finding and now we have the cure for cancer
Biogeography is the study of geographical distribution of fossils, various species (plants and animals) and ecosystems throughout geological time and space
1, as the energy comes from the sun, then plants get it through photosynthesis, and finally the consumers obtain the energy from consuming animals on a lower trophic level than themselves. energy cannot flow down the food chain, only up.
Answer:
<em><u>Oxygen levels are decreasing globally due to fossil-fuel burning. The changesare too small to have an impact on human health, but are of interest to the study of climate change and carbon dioxide.</u></em>
<em>#CarryOnLearning</em><em> </em>