Answer:
Certain process that deals with atmospheric emission are given as under.
Explanation:
Atmospheric emission is the root cause of diffusion pollutant gases in the earth's environment. Mostly caused due to the contamination the air by aerosols.
Certain process used to deal with such type of atmospheric emissions. Like
1. Measuring the pollutant content of air.
2. Keeping a check on vehicular emissions.
3. Meeting the set targets or goals set up by the United nations.
4. Proper disposal of wastes and proper solid waste management.
5. Cleaning and purification of rivers on a daily basis.
6. reducing the use of fertilizers, pesticides and insecticides.
7. Controlling the impact of fossil fuels, and banning plastic burning.
8. Reducing global warming and climate change impacts.
"The Silurian is a geologic period and system spanning 24.6 million years from the end of the Ordovician Period, at 443.8 million years ago, to the beginning of the Devonian Period, 419.2 Mya.<span> <span>Wikipedia."
https://www.google.com/search?q=He+Silurian+period+occurred&rlz=1C1RUCY_enUS760US760&oq=He+Silurian+...
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Answer:
A collection of languages that share a common origin but have since evolved into individual languages is
A language family is a collection of languages related through a common ancestral language existing before recorded history. ... New Englanders use a different dialect of English than other Americans primarily because their ancestors came from different regions of England.
Explanation: This should help
B. The curtains on the windows of a bedroom.
The rest of the choices are not man-made which would not be infrastructure.
