5 major threats to biodiversity, and how we can help curb them
Climate change. Changes in climate throughout our planet's history have, of course, altered life on Earth in the long run — ecosystems have come and gone and species routinely go extinct. ...
Deforestation and habitat loss. Image: Nelson Luiz Wendel / Getty Images. ...
Overexploitation. ...
Invasive species. ...
Pollution.
The unsaturated zone is the area of the subsurface that is above the groundwater table. The pores of the soil and rock in this zone contain both air and water.
<h3>What is the water table?</h3>
The water table is the subsurface border between the unsaturated and saturated zones.
The water table is an underground border that separates the soil surface from the area where groundwater saturates crevices between sediments and rock fissures.
At this point, the pressures of water and air are equal.
The unsaturated zone is the soil surface above the water table, where both oxygen and water fill the crevices between particles.
Therefore Option C is correct as it is where a person will immediately reach after drilling a well through an unsaturated zone.
For more information about unsaturated zone refer to the link:
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<span>D. all of the above. I hope I could help! :D</span>
UNIFORMITARIANISM IS DEFINED IN THE AUTHORITATIVE GLOSSARY OF GEOLOGY AS THE FUNDAMENTAL PRINCIPLE THAT GEOLOGIC PROCESSES AND NATURAL LAW.
<u>Answer</u>:
Ethnic Composition of various groups have led to a varying diversified landscape but not limited to, architecture, traditions, food, art, and music
<u>Reason</u>:
Certain group of people who share their common history dialect, society and culture belong to the same ethnic group and they are often regarded a one common nation. They most often share a common heritage history, a origin myth and a common language and they are diversified by land groups but they are not limited to food, music, arts and architecture. Each ethnic group has their different types of food habits, have a variety of music and their architecture is also not limited
