làm giúp mình câu 5 câu 6 unit 7 : pollution skill 1 ko chép mạng nha 1 cho 5 sao

5)

Water pollution:

Definition: The contamination of bodies of water such as lakes, rivers, oceans and groundwater

CAUSES

   - point source pollutants: industrial waste, sewage, pesticides, herbicides

   - non-point pollutants: pollutants from storm water and atmosphere

EFFECTS

   - human: die if they drink contaminated water

   - animals: die

   - plants: killed

SOLUTIONS

   - Give heavy fines to companies that are found doing this.

6)

Water pollution means one or more substances have built up in water to such an extent that they cause problems for animals or people. There are also two different ways in which pollution can occur. If pollution comes from a single location, such as industrial waste into lakes and rivers, sewage from households, pesticides and herbicides, it is known as point-source pollution. While pollutants from storm water and the atmosphere result in "non-point source" pollution. Water pollution can outbreak of cholera and other diseases, even die in human. It also causes the death of aquatic animals and plants and further damage to the environment. Dealing with water pollution is something that everyone. With the laws, governments have very strict laws that help minimize water pollution. Making people aware of the problem is the first step to solving it.