Global problems are those which affect not only one individual but the whole mankind. They can’t be solved in one day and require organized efforts from the world community. If people leave these problems unsettled, it may lead to serious consequences in the future. It will affect all humanity and environment.

At the moment, many forests and rivers are also endangered due to careless attitude. In the 21st century our world faces one of the most urgent problems – the climate change. The earth is warming up. As a result some species and their habitats suffer. Recent years have shown increasing temperatures in some regions and extreme weather conditions, including hurricanes, earthquakes, and tsunamis.