Earth has changed over time. Some quick changes such as temperature and water content (every hour), while some properties change very slowly, like a kind of ore (it may take a hundred or a thousand years) would be the properties of the soil. Based on five key factors: 1. soil substrates. The soil will be up to the parent materials, including stone ground floor (Parent rock) soil organic matter originally. Or sedimentary caused by the blowing of the wind, water, glaciers, volcanoes or the Mikkeli before sloping down from the 2. climate, heat, rain, snow, ice, wind, sun and other environmental impact. This causes the fracture stem rot and affect the processes that cause soil. 3. What will happen sooner or later all living plants and animals that live in the soil or on the ground. (Including microorganisms and humans), the amount of water and nutrients that plants need affects the soil. Animals that live in the soil to decompose the waste and moving objects. The soil Humus and dead animals become organic matter. This makes the soil richer Human land use has an effect on the soil, too 4. topography, climate, soil, how it will affect them. Depending on the location of landscape features, such as soil. Soil moisture than the soil at the foot of the slopes in the area. And areas that receive direct sunlight makes the soil dry faster time 5. All the above factors related to time. Because over time the development of the soil will increase.
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