Your question is asking about
Human Impact
Introduction to Human Impact
Human impact on the environment carries many negative longterm consequences.
Consumption, altering habitats, and carbon emissions are all human activities destroying the natural world.
Habitat Alteration
Habitat alteration is changing earth's natural compositing by destroying habitats to build upon or fragmenting habitats for roads and access. This is the biggest threat to biodiversity.
Pollution
Pollution is the contamination of Earth's atmosphere and surface (land and bodies of water).
Disposal of human waste results in land pollution, while burning fossil fuels results in air pollution. Land and air pollution affect water contamination.
Deforestation
Deforestation is the removal and destruction of forests.
Clear cutting completely removes all trees in an area for human consumption, such as building materials, paper products, etc.
Human Population Growth
The human population has continued to increase, which means human impact on the environment will increase as well.
Concerns include lack of space, food, and other resources, as well as disease outbreaks.
Acid Rain
Acid rain is caused by burning fossil fuels, which releases acidic gases into the atmosphere. The gases latch on to water molecules and the result is acid (low pH) rain.
Acid rain results in organism death and destruction of infrastructure.
Answer:
Tectonic plate movement under the Earth can create landforms by pushing up mountains and hills. Erosion by water and wind can wear down land and create landforms like valleys and canyons. ... Landforms can exist under water in the form of mountain ranges and basins under the sea.
Similarities between ethnic groups are that there are numerous languages used and many different ethnic groups in both countries. The differences however are often based on the origin of immigration. African-Americans are often descended from slaves, while Canada did not have slavery and has people who immigrated. Another difference is that there are many many more different ethnic groups in the US than in Canada.
There is lincoln, nebraska (after lincoln), madison wisconsin (after james madison), jefferson city, missouri (after thomas jefferson) there is also jackson, Mississippi (for andrew jackson)