1)in fast many of the environmental problems that have received the most public attention are even worse than we thought-from destruction of the rain forest the arctic. 2) the main cause of the industrial burning of coal and other fossil fuels the waste gases from which contain sulphur and nitrogen oxides which combine whith atmosphere water to from acids. a long-term significant change in the climate of an area or of the earth usually seen as a result of human activity. 4)people have been looking for alternative sources of energy in order to avoid