What is this?
global warming
What is this?
save energy
What is this?
plastic
What is this?
sea
What is this?
plant trees
What is this?
river
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mountain
What is this?
use eco-friendly bags
What is this?
rainforest
What is this?
lake
What is this?
forest loss
What is this?
savanna
What is this?
desert
What is this?
forest