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Monday 19 June 2017

Lab report Soil erosion in NZ

Introduction:
Is soil in New Zealand a problem?
Due to New Zealand rugged landscape, weather has shaped it for millions of years. Due to this we are able to see small kinds of erosion in forms rock falls, ocean erosion and the effects on mountains due to rivers and winds. This has been happening for millions for mountains cave and hills. Eventually we will be able to see more of a defined view of erosion. This could be a problem over a long period of time. It is amazing to see what nature can do to the environment.

Experiment 1:
Experiment 1 consisted on how much water you could get out of a milk bottle of dirt. We had to pour water onto it to make a muddy liquid. We had to set a timer for 2 minutes, to find out the water quantity that we could get in the time. This was found to be a lot due to the lack of plantation, giving an easy run for the water into the container. This can be found in NZ on hills and mountains due to dirt and with no plantation.

Experiment 2:
Experiment 2 evolved us to figure out the quantity of water we could get in leaves. We were able to figure out due to common sense that it would be same to experiment 1. This was correct as there were no plantation holding any of the dirt or leaves like glue. In conclusion water quantity was very high.

Experiment 3:
Experiment 3 was the exact same as experiment 1 and 2. We used grass in this case. Water quantity was very low due to the glue-like roots which kept soil in pace from water erosion. In conclusion we were able to find effects to water erosion to 3 different landforms.

Experiment 4:
Different types of erosion was an experiment based on types of erosion. This consisted of wind, ocean and river erosion. We each had one big bucket, this was filled with sand, dirt and rocks. Ocean erosion consists of erosion to cliffs near oceans. The whole point of this was to see what water would do to the hillside. We all considered that the hill would collapse due to the water flow. This is a problem to NZ, because we are a coastal country. Many people should be aware that tsunami and title waves are more likely to happen in the future.

Experiment 5:
This consisted of the effects on the water in rivers on mountain in NZ. We set off an experiment in a hill, with rocks like real life. Water was gently poured down the river. As of this most of the hill collapsed due to the lack of plantation. In conclusion river with no plantation are more likely to cause land slips.

Experiment 6:
Experiment 6 was an experiment on wind effects to mountains. Due to NZ landscape, wind is funneled through valleys concentrating wind pressure onto the sides of hills. Due to this NZ hills has been formed for millions of years. Our experiment caused us to blow on the hill with a straw. Once again due to our lack of plantation our hill collapsed.

CONCLUSION
New Zealand has a rugged landscape, New Zealand has to be found of lots of plantation. Due to the lack of forest in New Zealand because of people cutting them down. There will never be enough trees in the world. Our experiments have found that nature is fighting itself in land shape forms. All these types of erosion can do this to the environment due to the lack of plantation. To conclude the key to NZ environment protection is more trees in coastal areas. Even though it take millions of years to erode, we can start now.

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