การเปลี่ยนแปลงของธรรมชาติ เช่นสภาพด

Changes of nature. Such as weathering, heat, drought, flood, frosty
deterioration of soil. The change to the new inventions that humans invented to control the change
.Converted to such a dam to prevent flooding, but the destruction of forests and wildlife.

The changes of nature, such as the weather. A dry flood. Winter hot air supply
soil deterioration To criticize it, man invented something new to change the control disot Ka
.Conversion to, for example, to create a dam to prevent flooding, but are destroying forests and wild animals.

The change of the nature of the weather conditions such as floods, drought hot cold
degradation of the soil changed the human beings invented new things an invention, to control the change
Convert to such as the construction of the dam to prevent flooding, but it is destroyed forests and wildlife.