It's your planet

Combine words:

endangered...

Combine words:

natural

Combine words:

toxic...

Name the reasons of the greenhouse effect

Name the effect of the pollution

..... - to stop something from happening or someone from doing something

..... - to stay away from someone or something

..... - to keep someone or something safe from injury, damage or loss

Which picture represents the environmental problem of Ukraine

What do the letters "RRR" mean?