How many people are there in the world?
What do you do to help the environment?
How many polar bears are there in the world? Do you think they are in danger?
Do you think the fresh water we have is enough for the world's population?
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Resposta:
There are 7 billion people in the world.
I try to recycle and reuse things, like a plastic bottle, or an old notebook.
There are between 22 and 31 thousand polar bears in the world. I really think that they are in danger, because of the hunting and the global warming. They were in a big number after these things.
Yes, it is enough. And it will be more than enough if we treat this water well.
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