Thursday, 21 June 2012

The Carbon Cycle


The Carbon Cycle is a continuos Cycle. Carbon is what all humans breathe out. Carbon can be found be found anywhere on Earth in all living matter. Carbon is also found in the atmosphere. If all the humans died the Carbon Cycle would still continue. Carbon is always on the move.
Photosynthesis
Photosynthesis is on of the main processes in the Carbon Cycle. Plants use sunlight to turn Carbon into Oxygen. We do the complete opposite to plants when it comes to breathing. Plants breathe out Oxygen but humans and animals breathe in Oxygen and breathe out Carbon. Plants and trees use Carbon Dioxide from the atmosphere. Ocean plants store Carbon. Plants turn Carbon into energy before they release it as Oxygen.

Decomposing
Decomposing is when something breaks down into smaller matter. When plants and animals die they release all the Carbon Dioxide they had stored in their bodies. When humans die they also decompose and release Carbon. When sea creatures die the Carbon they release dissolves in water.
Compaction
What is compaction?
Compaction is when things die such as plants, animals and humans and then they break down into smaller matter and then they compact. Over a very long period of time it can turn into a fossil fuel. Then it is released back into the atmosphere through human consumption. 
What does compact mean?
Compaction is when objects are held extremely close together.

Respiration
What is Respiration?
Respiration is when you breathe. Plants breathe in the Carbon humans and animals make. Every time you breathe in Oxygen and other elements from the air around you but when you exhale you release Carbon. When ocean animals exhale the Carbon Dioxide they release dissolves into the water.
Climate Change
How is Climate Change caused?
Climate Change can be caused by humans burning fossil fuels and cutting down the trees. As we are burning fossil fuels and also causing deforestation the levels of Carbon in the air will increase. The Carbon Dioxide in the air will eventually it will melt the ice increasing the sea levels.
Conclusion
In conclusion we can all do our bit to help stop Climate Change. It is very important to learn about the Carbon Cycle because humans are increasing the amount of Carbon which will lead to global warming. We need to think before we kill our planet. We need the trees to breathe.
By Ella

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