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Samuel Taye, Dejene Abebe
Climate change is a global environmental threat and development concern. Increasing fossil fuel burning and land use changes have emitted and are continue to emit, increasing quantities of greenhouse gases into the earth’s atmosphere. This increase in heat has led to the greenhouse influence, resulting in global climate change and variability. The main characteristics of global climate change are increases in average global temperature (global warming); changes in cloud cover and precipitation mainly over land; melting of ice caps and glaciers and reduced snow cover and increases in ocean temperatures and ocean acidity because sea water gripping heat and CO2 from the atmosphere.