Earths water systems Characteristics of rivers and oceans Protecting Earth's rivers and oceans
100
No life without water
Why are earths water systems so important
100
They make the soil fertile
How do rivers help soil
100
plastic
What is the biggest cause of pollution
100
What is
vg
100
What is
gyhujr
200
Food, drinks, land and plants
What does supply us with
200
materials
What do rivers carry
200
stop littering
What is one thing everyone can do to help rivers and oceans
200
What is
yg
200
What is
ghu
300
Electricity
It is a type of energy that water creates
300
plants
What are rivers changed by
300
What vehicles cause pollution to oceans
Boats
300
What is
ng7
300
What is
ghbun
500
3%
How much percent of the world is fresh water
400
The shape land as they flow over it
What do rivers shape
400
biodegradable products
What is a new and recent solution to help
400
What is
n7yugbyg
400
What is
nuj
500
Artificially supplying water on land and plants
What is irrigation
500
Nearby factories
What is depriving rivers
500
Seafood
What can we reduce eating to help
500
What is
nyg
500
What is
njm






Rivers and oceans

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