Environment, Nature and Ecology

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Is that necessary to implement waste sorting?

I live in China. Recently, most cities in China are launching a new regulation which is waste sorting. It takes a lot of efforts...

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Why is "weeding" with gas burners allowed?

I think it is one of the worst, most perfidious and at the same time easiest to avoid environmental pollution of private...

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How much CO2 does a tree filter out of the air?

I have no idea of how much CO2 is actually absorbed or filtered out by a normal tree out of the air. Can anyone here give...

Open Question | 2 Answers

Why is the ocean salty?

I wonder, why there is salt water in oceans, but freshwater is flowing through rivers, ditches and lakes on the mainland. Is the...

Question | 1 Answer

How old grow frogs? A balance of death.

Depending on the breed, frogs can grow proud 10 to 20 years old. However, this occurs very rarely in nature, because when we deal...

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New Answers and Comments

Kamila: Thank you for sharing your thoughtful opinion. We have to sort out the waste before we throw it. There are 4 types of sorting waste....

Question | Is that necessary to implement waste sorting?

Mister Lohmann: Yes, it's a lot of effort for each of us. But is it really necessary? I think, it's a good idea to recycle waste....

Question | Is that necessary to implement waste sorting?

Little Tree: I once read, that a normal beech tree in 80 years accommodates about one ton of carbon dioxide. Of course, the beech tree takes up less, if...

Question | How much CO2 does a tree filter out of the air?

For Nature: You can not really generalize the answer to this question, because it depends on many factors, how much CO2 a tree binds. Among other...

Question | How much CO2 does a tree filter out of the air?

Guest: To answer this question, we have to look at the water cycle in detail. Let's start here with the clouds and the rain. The rain on the...

Question | Why is the ocean salty?

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Why is the ocean salty?

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