Deforestation is largely done in the underdeveloped countries where there is lack of knowledge and where people are not aware about the consequences of deforestation. So the people of these nations are badly affected by the deforestation. This picture is an example of effect done by deforestation.
Deforestation indirectly leads to natural calamities like floods and landslides. As the trees help to prevent heavy flow of water, it helps to stop the flood but in the absence of trees that is uncontrollable, so people must face such disastrous effects. People's lives, properties and habitat are destroyed. Nature is very strong. It can provide us with shelter and on the other hand it can also destroy it. So it is very necessary to take prevention and decrease activities like deforestation.
Also, in the absence of trees, there will be lack of fresh air , the greenhouse willl get destroyed. It effects the ozone layer and let the UV rays to hit on the earth and also cause global warming. Ans along with that the ecological balance will get disturbed. We humans will have to face with the highest temparature. And existence of wildlife is a strong possibility of deforestation. Deforestation is destroying our world.
Lack of oxygen will give rise to different diseases. Deforestation is a threaten to the humanity. So, we must control deforestation in order to save our existence.