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Karst formations include dolines and dripstones.
Human activity increases the greenhouse effect and leads to global warming.
This animation demonstrates the types of soil found in Hungary.
Cold and warm fronts are formed where bodies of cold and warm air meet.
Water is one of our key natural resources; we must protect it vigorously.
Vertical forces can break up layers of rock into fault blocks, which then move vertically along...
Fog is a type of cloud that forms close to the surface of the Earth. There are places on the...
Atmospherical nitrogen is bound by bacteria and used by living organisms in the form of various...