Global Warming And The Rising Sea Level
In 2008, the effects of the rising sea level will be more obvious than ever, as global warming moves to the forefront of international concern. Especially, to the United States who has seen disaster.
When Hurricane Katrina hit the coastal city of New Orleans in 2005, the world watched with horror the devastation it created in an American city. As global warming continues, unforeseen levels of natural disaster will become increasingly common, while erratic weather patterns will plague our natural seasons. Clear? It’s not a coincidence that one of the warmest years ever recorded all occurred between 1995 & 2006.
And scientists predict the rest of 2007 & 2008 will be even hotter. The extreme levels of carbon emissions released by human activities have reached all time high, a shocking 379 parts per million in 2005- the highest amount ever in the last 650,000 years! No wonder heat is getting trapped at incredible rates in our atmosphere.
So what does all this mean? As the earth’s temperature continues to rise, our natural reserves of ice caps & glaciers continue to melt. OK. Scientists are already alarmed at the unprecedented rate at which the world’s frozen bodies are melting, from Greenland & the Antarctic to the glaciers of the Himalayas.
As more ice sheets & glaciers melt, more water gets added to the seas & oceans around the world, increasing their level in general. But it’s also natural for water to expand upon warming. So not just will the sea levels rise, its waters will in actual fact take up more space as it heats. There is more. The large ice sheets have also traditionally worked as reflectors of the sun’s heat. But as the size of these sheets gets smaller, instead of reflecting the heat, it begins to observe it & melts ever faster.
Of course, this a disaster for the world’s ecology, it has already forced Polar bears to become an endangered species, but just as devastating for humans too. In India, scientists have already recorded an annual rise in sea levels at a rate of 3.14mm in Bay of Bengal, & as much as 10mm in the Khulna region of Bangladesh. It is the same case in coastal towns & cities across the world. Its evidences have become clear in the US too. While the edges of Mangroove forests are already dotted with submerged forests in the Bermuda, as much as one third of the marsh at Chesapeake Bay’s Blackwater Natural National Wildlife Refuge is gone!
Major cities like San Francisco, Manhattan, to Mumbai are all at risk. Increasing sea levels will not just mean loss & erosion of land, but also more frequent occurrences of super hurricanes such as the one that drowned New Orleans or cause the Tsunamis of 2004.
Another humanitarian crisis that could be caused by the rising sea level is that they will also create an acute shortage of fresh water reserves on land. Scientists have confirmed that at this rate the Himalayan ecology in South Asia will now almost certainly face extreme floods followed by extreme droughts. And hundreds of millions of people in the region will experience water & food shortage.
When global warming was first discussed, it seemed like the consequences would be in many life times later. But today, within our own life time, the possibility of witnessing the havoc cause by global warming & the rising sea level has become distinctly clear.
George Christodoulou,
If you would like more information about Global Warming & the Rising Sea Level,
please visit http://globalwarming-online.com for many more information, facts, & more.
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