Speaking pollution: Can you name some types of pollution? Tell about water pollution (cause, effect and solutions)

Speaking pollution
1 can you name some types of pollution ?
2 tell about water pollution ( cause, effect and solutions)
English speak
1 can you name some English speaking countries? Where are they ?
2 which country would you like to visit?
Natural disaters
1 can you name some types of natural disasters?
2 how can you prepare for a natural disaster?