Only 80 percent of carbon-containing rock is currently made this way.
this is still a vast majority
9 Matching Annotations
- May 2021
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earthobservatory.nasa.gov earthobservatory.nasa.gov
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If carbon dioxide rises in the atmosphere because of an increase in volcanic activity, for example, temperatures rise, leading to more rain, which dissolves more rock, creating more ions that will eventually deposit more carbon on the ocean floor.
it's crazy to think about just how much everything effects one another
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about 65,500 billion metric tons—is stored in rocks.
i feel like this is not very common knowledge.
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We are made of carbon, we eat carbon, and our civilizations—our economies, our homes, our means of transport—are built on carbon.
we are very dependent on carbon but often forget the potential harms
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- Apr 2021
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www.sciencenewsforstudents.org www.sciencenewsforstudents.org
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One big challenge to recycling is that every type of plastic must get processed separately.
only simpler designs end up being processed
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The amount of plastic recycled in the United States has increased over the last few decades.
there has been much more awareness about the impact of waste
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One is the type used in soda bottles.
normally on recycling signs there is a plastic bottle
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Those films contain several layers, each made of a different type of plastic.
the more complex, the less recycleable
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Wrong. No matter how much plastic you try to recycle, most ends up in the trash heap.
What is the point of recycling if this happens?
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