assignment 3 - 10 warmest years since 1990 Chapter nine...

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Daniel Bang A38965360 ISP 221 Chapters 7-10 Chapter seven starts out talking about the warm summer time and why there’s a long period of time where it is hot. Crutzen discovered that methane under the ice, swamps and warm places are the sources of methane. Ruddiman found that humans were influencing the atmosphere far earlier than thought. Ruddiman explains that a new geological period, Anthropocene was created. Ruddiman hypothesizes that the earth has enough greenhouse gases to keep itself from seeing another ice age (in a while), but just enough not to overheat the planet. Chapter eight talks about mining and coals and how fossil fuels are all that remain of organisms that drew carbon from the atmosphere. Coal is the most abundantly and widely distributed fossil fuel. It continues to describe the Carboniferous Period, which was named due to its immense coal deposits around the world. The chapter also talks about the importance of oil on earth. There have been many increases in fossil fuels, which have contributed to nine out the
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Unformatted text preview: 10 warmest years since 1990. Chapter nine draws our attention to two important dates: 1976 and 1988. During both of these years, the earth passed through the magic gate. One of the most powerful tools available to climate change is from birdwatchers, fishermen, and other nature watchers. At the ends of the earth, climate change is occurring at twice the rate seen anywhere else. This chapter basically emphasizes that in order to examine the impacts of rapid change, we must examine the cryosphere thoroughly. Chapter ten starts by saying how Antartica is turning green. There is much growing concern for the plankton, krill and other mammals that reside in Antarctica. The number of krills has decreased while the jelly-like organisms have increased. There is also concern for the Netsik, the most abundant mammal of the far north. In 1974, too little snow over for the seals to construct their dens. There is dwindling sea ice everywhere....
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This note was uploaded on 10/14/2008 for the course ISP 221 taught by Professor Blah during the Spring '08 term at Michigan State University.

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assignment 3 - 10 warmest years since 1990 Chapter nine...

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