Correct the mistakes of these sentences

[Undak]

Please correct the mistakes of these sentences.

According to the research undertaken the territory of Kazakhstan in conformity with united methodology under the framework of fundamental research whose subject was " the dynamics of the desertification of the Kazakhstan and its trends" did by researchers of the ecology institute of the Science academy, medially and largely affected area was about 70 percent in 2006 according to the desertification scale.
In other words, 80 percent of our county's territory has affected by desertification. To draw an inference from it, the peril of the desertification has already reached the level which is dangerous for national security.

[konungursvia]

According to the research undertaken, the territory of Kazakhstan, in conformity with the united methodology, under the framework of fundamental research whose subject was " the dynamics of the desertification of the Kazakhstan and its trends" done by researchers of the ecology institute of the Science academy, the medially and largely affected area was about 70 percent in 2006, according to the desertification scale.

In other words, 80 percent of our county's territory has been affected by desertification. To draw an inference from this, the peril of the desertification has already reached a level which is dangerous for national security.