use of pesticides, underground storage tanks, dumping of waste realese of harmful industrial chemicals, discarding oil or fuel etc.
2- What health problems do people have when they are in contact with ground contaminants?
At our homes, schools, in gardens which taking recreationetc we come in contact with the ground and we inhale the unwanted soil contaminants or drink contaminated water, which potentiall has a bad impact on our health.
3- What chemicals affect our ecosystem?
Poisonous herbicides, pesticides, insecticides, fungicides may affect the ground in a negative way.
4- What is the main idea of the reading?
Keeping a check on ground contamination can ensure a safer place to live.