Read and write.
1• destroyed •destruction
-We must stop the..........
of our planet before it's too late.
-A tidal wave.........
the town near the coast.
2• polluted • pollution
- In big cities, air ..........
........ has
caused serious health problems to many people.
- The chemicals from the factories have
..... the river and
people can't swim in it anymore.
3• protected • protection
-We haven't ................ the animals around us
very well.
- John is working for the............
of animals in the area.​