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Climate Change Issues in Cambodian Coastal Area related to Water Management
Climate Change Issues in Cambodian Coastal Area related to Water Management

... 2. Understand Climate Change in Cambodia Recently, Cambodia is facing various problems since there are increasing natural resources degradation due to forest, water, land etc have been overusing for economic development and pro-poor development activities in country-wide up to date. These problems ...
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Interactions of the carbon cycle, human activity, and the climate system

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If Not Now When - Labor Network for Sustainability

... achieve it.3 It can be accomplished based on commercially available technologies like wind and solar energy, cogeneration to produce both heat and power, public transit, and electric cars, but rapid expansion of research and markets will likely lead to very rapid improvement in technology along the ...
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Climate change feedback



Climate change feedback is important in the understanding of global warming because feedback processes may amplify or diminish the effect of each climate forcing, and so play an important part in determining the climate sensitivity and future climate state. Feedback in general is the process in which changing one quantity changes a second quantity, and the change in the second quantity in turn changes the first. Positive feedback amplifies the change in the first quantity while negative feedback reduces it.The term ""forcing"" means a change which may ""push"" the climate system in the direction of warming or cooling. An example of a climate forcing is increased atmospheric concentrations of greenhouse gases. By definition, forcings are external to the climate system while feedbacks are internal; in essence, feedbacks represent the internal processes of the system. Some feedbacks may act in relative isolation to the rest of the climate system; others may be tightly coupled; hence it may be difficult to tell just how much a particular process contributes. Forcings, feedbacks and the dynamics of the climate system determine how much and how fast the climate changes. The main positive feedback in global warming is the tendency of warming to increase the amount of water vapor in the atmosphere, which in turn leads to further warming. The main negative feedback comes from the Stefan–Boltzmann law, the amount of heat radiated from the Earth into space changes with the fourth power of the temperature of Earth's surface and atmosphere.Some observed and potential effects of global warming are positive feedbacks, which contribute directly to further global warming. The Intergovernmental Panel on Climate Change's (IPCC) Fourth Assessment Report states that ""Anthropogenic warming could lead to some effects that are abrupt or irreversible, depending upon the rate and magnitude of the climate change.""
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