C since in 2011, the South Sudanese voted on a referendum in which about 99% of the voters voted to separate from Sudan and to become an independent country.
Threats include:water controlintroduced species<span>development</span>
I believe the correct answer from the choices listed above is the last option. All spheres of earth are interrelated or interdependent. This means <span> an impact to one sphere usually affects another one cannot exist without the other. Hope this answers the question. Have a nice day.</span>
68000 square km
north aral sea dried up
Answer:
A
Explanation:
The physical environment has a massive effect on human activities. Throughout history the impact of the effect of the physical environment has changed, but the influence has always been there. Some ways in which the physical environment affect humans are:
- weather and climate
- natural disasters (volcanic eruptions, earthquakes, tsunamis)
- terrain
Human activities also have a significant impact on the physical environment. Some examples of ways that humans affect the physical environment are:
- deforestation
- extraction of resources
- anthropogenic climate change
- modification of topography
- contamination of the seas
