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mechanistic period
Atmospheric pressure changes and gravity.
There are three main mechanisms that can cause changes in allele frequency.These include natural selection, genetic drift, and gene flow.
What are the three main causes of corrosion?
There are a number of potential causes of global cooling. The two main causes are thought to be the heavy use of sulphate aerosols throughout the 20th century and changes to the tilt of earths axis altering the orbital path of the Earth.
What are the three main causes of corrosion?
Freezing weather, dramatic changes in temperature, the roots of trees or plants searching for nutrients in the ground therefore breaking it apart, etc.
The main causes are destroying cities, killing living organisims, and polluting the air. Those were the main destructive causes
Water scarcity refers to the shortage of water. Its main causes are, over-use of water, usage of pesticides, emissions of waste from industries into the rivers, lack of water management, lack of water treatment plants, ignorance of people, land forms and changes in climate.
The main causes of WARS is for property, power and authority
One of the main cause for the extinction of species is hunting. Some causes like climatic changes may also lead to the extinction in species. Extinction of Neanderthals is one good example of climatic changes. At that age in Europe the temperature dropped down and it was impossible to survive over there for the Neanderthals and therefore, the Neanderthals died making them one of the extinct species today.