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Carbon and Carbon and Phosphorus Phosphorus
CycleCycleBy Steve Kim, Francisco By Steve Kim, Francisco
Park, David KimPark, David Kim
Carbon CycleCarbon Cycle
Plants use Plants use Carbon Carbon dioxide and dioxide and sunlight for sunlight for energy.energy.
Plants die and Plants die and turn into fossil turn into fossil fuels like oil fuels like oil and coal.and coal.
People burn fossil fuels and carbon People burn fossil fuels and carbon is released into the atmosphere.is released into the atmosphere.
Carbon dioxide traps heat inside the Carbon dioxide traps heat inside the Earth’s atmosphere.Earth’s atmosphere.
Some animals absorb carbon to build Some animals absorb carbon to build their tissues.their tissues.
When the animals breath carbon When the animals breath carbon dioxide is released, also when they dioxide is released, also when they die the carbon is absorbed into the die the carbon is absorbed into the soil.soil.
Key WordsKey Words
biosphere biosphere 하고 하고 ecosystemecosystem
Phosphorus CyclePhosphorus Cycle Phosphorus Cycle is the movement Phosphorus Cycle is the movement
of phosphorus from land to of phosphorus from land to sediments in the seas and then back sediments in the seas and then back to land.to land.
On Earth, phosphorus is usually On Earth, phosphorus is usually found in water, soil and sediments. found in water, soil and sediments. (Phosphorus usually liquid when (Phosphorus usually liquid when normal temperature.)normal temperature.)
Phosphorus moves from and Phosphorus moves from and deposits on land and also in deposits on land and also in sediments. This then is moved to sediments. This then is moved to living organisms. Then it is living organisms. Then it is transferred back to land. transferred back to land.
Phosphorus aids in plant growth. Phosphorus aids in plant growth. That is why we often use phosphorus That is why we often use phosphorus fertilizer. fertilizer.
Key WordsKey Words
DNA DNA
RNA RNA
biological compoundsbiological compounds
SourcesSources
http://library.thinkquest.org/11226/http://library.thinkquest.org/11226/why.htmwhy.htm
http://www.lenntech.com/phosphorus-http://www.lenntech.com/phosphorus-cycle.htm#ixzz1YXmWWMMQcycle.htm#ixzz1YXmWWMMQ
http://www.google.com.hk/imgres?http://www.google.com.hk/imgres?q=carbq=carb
http://www.lenntech.com/phosphorus-http://www.lenntech.com/phosphorus-cycle.htm#ixzz1YXmWWMMQcycle.htm#ixzz1YXmWWMMQ
SourceSource http://www.google.com.hk/imgres?imgurl=http://filebox.vt.edu/http://www.google.com.hk/imgres?imgurl=http://filebox.vt.edu/
users/chagedor/biol_4684/Cycles/phos3.gif&imgrefurl=http://users/chagedor/biol_4684/Cycles/phos3.gif&imgrefurl=http://filebox.vt.edu/users/chagedor/biol_4684/Cycles/filebox.vt.edu/users/chagedor/biol_4684/Cycles/Pcycle.html&usg=__e4EKKEU6TEEIWTKzO1HBLTWjdLw=&h=4Pcycle.html&usg=__e4EKKEU6TEEIWTKzO1HBLTWjdLw=&h=400&w=600&sz=11&hl=en&start=3&zoom=1&tbnid=I4T0F1cGr00&w=600&sz=11&hl=en&start=3&zoom=1&tbnid=I4T0F1cGr2Uu8M:&tbnh=90&tbnw=135&ei=DjR5Tq-2Uu8M:&tbnh=90&tbnw=135&ei=DjR5Tq-rFaSfiAf_6d0L&prev=/search%3Fq%3Dphosphorus%2BcyclerFaSfiAf_6d0L&prev=/search%3Fq%3Dphosphorus%2Bcycle%26um%3D1%26hl%3Den%26newwindow%3D1%26safe%3Dac%26um%3D1%26hl%3Den%26newwindow%3D1%26safe%3Dac
http://www.google.com.hk/imgres?q=carbon+cycle&hl=zh-http://www.google.com.hk/imgres?q=carbon+cycle&hl=zh-CN&newwindow=1&safe=strict&sa=G&gbv=2&tbm=isch&tbnidCN&newwindow=1&safe=strict&sa=G&gbv=2&tbm=isch&tbnid=GnY5JaK1FxmX_M:&imgrefurl=http://=GnY5JaK1FxmX_M:&imgrefurl=http://www.windows2universe.org/earth/Water/www.windows2universe.org/earth/Water/co2_cycle.html&docid=vLDvvDftCYNsYM&w=360&h=360&ei=gjco2_cycle.html&docid=vLDvvDftCYNsYM&w=360&h=360&ei=gjh5TsKxLeatiAfByZz9Dw&zoom=1&iact=rc&dur=245&page=1&th5TsKxLeatiAfByZz9Dw&zoom=1&iact=rc&dur=245&page=1&tbnh=147&tbnw=147&start=0&ndsp=12&ved=1t:429,r:0,s:0&txbnh=147&tbnw=147&start=0&ndsp=12&ved=1t:429,r:0,s:0&tx=94&ty=61&biw=986&bih=692=94&ty=61&biw=986&bih=692
SourceSource http://www.google.com.hk/imgres?q=carbon+cycle&hl=zh-http://www.google.com.hk/imgres?q=carbon+cycle&hl=zh-
CN&newwindow=1&safe=strict&sa=G&gbv=2&tbm=isch&tbnid=GnY5JaK1FxCN&newwindow=1&safe=strict&sa=G&gbv=2&tbm=isch&tbnid=GnY5JaK1FxmX_M:&imgrefurl=http://www.windows2universe.org/earth/Water/mX_M:&imgrefurl=http://www.windows2universe.org/earth/Water/co2_cycle.html&docid=vLDvvDftCYNsYM&w=360&h=360&ei=gjh5TsKxLeatiAfco2_cycle.html&docid=vLDvvDftCYNsYM&w=360&h=360&ei=gjh5TsKxLeatiAfByZz9Dw&zoom=1&iact=rc&dur=245&page=1&tbnh=147&tbnw=147&start=ByZz9Dw&zoom=1&iact=rc&dur=245&page=1&tbnh=147&tbnw=147&start=0&ndsp=12&ved=1t:429,r:0,s:0&tx=94&ty=61&biw=986&bih=6920&ndsp=12&ved=1t:429,r:0,s:0&tx=94&ty=61&biw=986&bih=692
http://www.google.com.hk/imgres?q=carbon+cycle&hl=zh-http://www.google.com.hk/imgres?q=carbon+cycle&hl=zh-CN&newwindow=1&safe=strict&sa=G&gbv=2&tbm=isch&tbnid=-CN&newwindow=1&safe=strict&sa=G&gbv=2&tbm=isch&tbnid=-Nj_4hRkNqsk9M:&imgrefurl=http://globecarboncycle.unh.edu/Nj_4hRkNqsk9M:&imgrefurl=http://globecarboncycle.unh.edu/CarbonCycleActivities.shtml&docid=6eMDsiF-CarbonCycleActivities.shtml&docid=6eMDsiF-90Q9aM&w=678&h=618&ei=gjh5TsKxLeatiAfByZz9Dw&zoom=1&iact=rc&dur90Q9aM&w=678&h=618&ei=gjh5TsKxLeatiAfByZz9Dw&zoom=1&iact=rc&dur=549&page=2&tbnh=147&tbnw=160&start=12&ndsp=12&ved=1t:429,r:9,s:1=549&page=2&tbnh=147&tbnw=160&start=12&ndsp=12&ved=1t:429,r:9,s:12&tx=118&ty=96&biw=986&bih=6922&tx=118&ty=96&biw=986&bih=692
http://www.carboncounter.info/images/carbon_cycle.gifhttp://www.carboncounter.info/images/carbon_cycle.gif http://library.thinkquest.org/11226/why.htmhttp://library.thinkquest.org/11226/why.htm http://www.google.com.hk/search?hl=zh-http://www.google.com.hk/search?hl=zh-
CN&newwindow=1&safe=strict&biw=986&bih=692&gbv=2&tbm=isch&sa=1&CN&newwindow=1&safe=strict&biw=986&bih=692&gbv=2&tbm=isch&sa=1&q=phosphorus+cycle&oq=phosphorus+cycle&aq=f&aqi=g1&aql=1&gs_sm=e&q=phosphorus+cycle&oq=phosphorus+cycle&aq=f&aqi=g1&aql=1&gs_sm=e&gs_upl=58024l62224l0l62482l10l9l0l0l0l0l531l1304l0.1.1.1.0.1l4l0gs_upl=58024l62224l0l62482l10l9l0l0l0l0l531l1304l0.1.1.1.0.1l4l0
The EndThe End
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