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Höre dir den Dialog an und lies dabei den Text.
![](https://www.lingoneo.org/englisch-lernen/wp-content/uploads/sites/23/2021/02/avatar-m1-150x150.png)
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Are you scared of climate change?![](https://www.lingoneo.org/englisch-lernen/wp-content/uploads/sites/23/2021/02/avatar-f1-150x150.png)
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A little bit. It's a complicated topic, and I don't really understand why it's happening.![](https://www.lingoneo.org/englisch-lernen/wp-content/uploads/sites/23/2021/02/avatar-m1-150x150.png)
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Me too. I've been reading a book about it, and the uncertainty is scary to me.![](https://www.lingoneo.org/englisch-lernen/wp-content/uploads/sites/23/2021/02/avatar-f1-150x150.png)
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Can you explain to me why the climate is changing?![](https://www.lingoneo.org/englisch-lernen/wp-content/uploads/sites/23/2021/02/avatar-m1-150x150.png)
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Scientists think it's because of the greenhouse gases humans are producing.![](https://www.lingoneo.org/englisch-lernen/wp-content/uploads/sites/23/2021/02/avatar-f1-150x150.png)
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What are greenhouse gases?![](https://www.lingoneo.org/englisch-lernen/wp-content/uploads/sites/23/2021/02/avatar-m1-150x150.png)
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Carbon dioxide, water vapor, methane, and many others.![](https://www.lingoneo.org/englisch-lernen/wp-content/uploads/sites/23/2021/02/avatar-f1-150x150.png)
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And what produces greenhouse gases?![](https://www.lingoneo.org/englisch-lernen/wp-content/uploads/sites/23/2021/02/avatar-m1-150x150.png)
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Many things. Examples are: driving cars, coal power plants, or factory farming. They cause an enhanced greenhouse effect in the atmosphere.![](https://www.lingoneo.org/englisch-lernen/wp-content/uploads/sites/23/2021/02/avatar-f1-150x150.png)
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What is a greenhouse effect?![](https://www.lingoneo.org/englisch-lernen/wp-content/uploads/sites/23/2021/02/avatar-m1-150x150.png)
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It's a natural process that warms the earth. The gases reflect the sun's energy and keep the planet warm.![](https://www.lingoneo.org/englisch-lernen/wp-content/uploads/sites/23/2021/02/avatar-f1-150x150.png)
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Now I understand. More gases mean that also more heat becomes trapped under them? Just like in an actual greenhouse.![](https://www.lingoneo.org/englisch-lernen/wp-content/uploads/sites/23/2021/02/avatar-m1-150x150.png)
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Yes, you are correct. And that's why the climate is changing.