Global warming is an increase in temperature on earths surface, air and ocean. Temperatures have increased since the 20-th century. The increase of global warming is mostly because of green house. Burning Fossil fuels is part of human activity and harms the invironment. If Global Warming keeps happining it can affect us all beacuse oceans rise and ice caps melt. http://en.wikipedia.org/wiki/Global_warming
Friday, December 3, 2010
Global Warming
Global warming is an increase in temperature on earths surface, air and ocean. Temperatures have increased since the 20-th century. The increase of global warming is mostly because of green house. Burning Fossil fuels is part of human activity and harms the invironment. If Global Warming keeps happining it can affect us all beacuse oceans rise and ice caps melt. http://en.wikipedia.org/wiki/Global_warming
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