A .... is a poisunous product for living organisms.
toxic
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15
This type of material decays naturally in a way that is not harmful.
Biodegradable material
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15
.... is to decrease the amount of use of any source, material, degree, importance, or prize.
Reduce
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.... is the action of collecting all type of materials depending on its kind to produce a new different material.
Recycle
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A gradual increase in world temperatures caused by gases such as carbon dioxide that are collecting in the air around the earth and stopping heat escaping into space.
Global warming
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15
It is a chemical harmful product used to **** unwanted organisms like, harmful insects, small animals, or wild plants.
Pesticide
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A mixture of smoke, gases, and chemicals, especially in cities, that makes the atmosphere difficult to breathe and harmful for health.
Smog
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15
What is the name of all the material we don´t use anymore?
Waste
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.... is to give any material of product a new opportunity to use it.
Reuse
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lifesaver
Give 10 points!
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gold
Win 50 points!
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gift
Win 25 points!
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banana
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15
A natural or chemical substance spread on land or different kind of plants to make it grow well.