Answer:
Many fossils of organisms that are no longer living have been discovered.
Explanation:
Mass extinctions could be first identified because of the traces they left in the fossil record. In the strata, the lower, older rock layer shows a diversity of fossil life forms, and the younger lawyer above is depauperate if we compare.
Answer:
The brain case consists of eight bones. These include the paired parietal and temporal bones, plus the unpaired frontal, occipital, sphenoid, and ethmoid bones.
Explanation:
A carbon footprint deals with the resource usage but focuses strictly on the greenhouse gases released due to burning of fossil fuels. Greenhouse gas calculation make up a portion of an ecological footprint. An ecological footprint compares the total resources people consume with the land and water area that is needed to replace those resources, it measures the demand human populations put on nature. Both calculations illustrate the impact of human activity on the environment.
Answer:
indicator can mean two different things,
1. a thing, especially a trend or fact, that indicates the state or level of something.
2. a gauge or meter of a specified kind.
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