Previous |  Up |  Next


Around the year 1810, there were about one billion people on the Earth and nature was in balance. There were no heat power-stations and no transport by heat engines. Today, there are 7 billion people on the Earth, who increase the quantity of carbon dioxide by their activity and who contribute to global increase of temperature. There are models of situations on secondary school level to obtain concrete idea about consequence of the global increase of temperature.
Partner of
EuDML logo