-Dirty things that make our land, water and air bad are called..
POLLUTION
Many bottles and bags are made of-
PLASTIC
Dont throw ------ on the ground. Put it in the bin.
TRASH/RUBBISH
We must protect the---------
ENVIRONMENT
One-------- of rubbish is very heavy. About 1000kg
TONNE
We should ----------- endangered animals.
PROTECT
Pandas are------------ because there are not many left
ENDANGERED
The ocean has------------- , which we can't drink
SALT WATER
We drink--------------- from rivers and lakes. It is clean and not salty
FRESHWATER
The Mekong is a very long-------- in Vietnam
RIVER
My family likes to go fishing at the -------- near our house
LAKE
