19-20: Chemical changes happens through chemical reactions: many chemical reactions have il
effects on the environment and people's health example, is the burning of fuels that leads the
abundance of carbon dioxide in the atmosphere that leads to global warming. In this way how can
you help people make aware of global warming and the dangers it poses to our lives and to our
environment?​


Sagot :

Answer:

Environmental pollution is offten divided into: pollution of water supplies, the atmosphere and the soil. People most often notice the damage of chemical pollution on animals and plant life. Theses dangerous chemicals can react with tissues in the body and can change the structure and functions of the organ.