What causes droughts? What are their effects?
Cutting down trees - the soil cant hold water. No plants can grow.
What word do you think of when you see this sign?
Recycle
Do you recycle at home? Why, why not?
TIP: It is important to recycle.
Do you think we waste too much food?
.
Where would you grow vegetables in Hong Kong?
TIP: rooftops? islands?
What causes global warming?
carbon dioxide
What causes water pollution? What are its effects?
Throwing things into oceans. Fish die, dirty
What is global warming?
Increase of the Earth's temperature
What would you like to upcycle?
TIP: giving a new use to something you already have
What is the greenhouse effect?
The temperature is higher because the ozone layer breaks
What can we recycle? Name as many things as you can remember.
Ex. Plastic bottles, food, glass bottles, paper
What causes light pollution? What are its effects?
It is caused by turning lights on. It wastes energy and affects our sleep.
What causes air pollution? What are its effects?
Toxic gasses from factories, cars.. it can make us ill
What can we do to save the environment?
TIP: R,R,R - save water/electricity
What are the three R's?
Reduce, Reuse, Recycle