The countries of Africa (Egypt and the South African Republic)

Egypt

Two-third of the area of Egypt is covered by desert. The arable lands lie on the two coasts of the River Nile where 55 million inhabitants live. The Capital is Cairo, the „city of mosques”. (There are 500 mosques and minarets in Cairo.) The official language is arabian, the most widespread religion is the Muslim.

Natural resources in Hungary

Is our country country rich or poor in natural resources?

The answer is not definite. We are abound in soils and water resources. However, we have just little energy resources and unfortunately several minerals of which we cannot extract anything.

Global Warming

From the 20th century the warming of the air is continously strenghtening.The deforestation and the desertification also help the warming of the air because CO2 in 50% is responsible for global warming.

The role of the ozone layer is decisive because if the ozone layer hurts the ultraviolet radiation can reach the earth’s surface which destruct human beings.

The atmosphere

Composition:

The atmosphere is a mixture of different gases, but it also contains particles in liquid and solid states.

The energy policy of the world

The operation of the economy and the life of the society would be unimaginable without power generation.