October 4, 2018
Greenhouse Effect
The greenhouse effect is a necessary and positive climatic phenomenon, of heating the lower layers of the earth’s ..
October 4, 2018
Energy classes
The concept according to the United Nations: More recently, on the occasion of World Environment Day, UNEP (United Natio ..
October 4, 2018
International climate agreements
The international community has begun to treat global warming as a serious matter starting only from values found in 199 ..