Sunday, November 1, 2009
CLIMATE CHANGE IN AUSTRALIAN LIFE STYLE
The Australian parliamentary report said that AUS $150bn worth of property was at risk of property was at risk from rising sea levels and more frequent storms. With 80 % of Australian living along the coast line.
Australia has no national coastal plan despite the prospect if losing large swaths of coastal land as each centimeter rise in sea levels is expected to carve a meter or more off the short line . If sea levels rise 80 cm by 2100, some 711,000 homes, businesses and properties, which sit less than six meters above sea level and lie with in 3 kms of the coast, will be vulnerable to flooding, erosion, high tides and surging storms.
The report argues that Australia needs a national policy to respond to sea level rise brought on by global warming.
Australia has more to lose through continued inaction on climate change than other countries. The Australian government report followed an 18- month inquiry- It said the country's coastal management policy is fragmented, and authorities need to adopt a national policy to co ordinate new coastal building codes and relocation plans. Australia must examine the legal liability and insurance cover associated with property loss and damage due to climate change, improves early warning system for extreme seas and work to prevent the spread of tropical diseases such as dengu fever.
The sub-tropical state of Queens land is most at risk, with almost 250,000 buildings vulnerable. Next is the most populous state, new south wales (NSW), with more than 200,000 coastal flooding and erosion already costs (NSW) around AUS $ 200 m a year.
Climate change will affect Africa
A Scientific paper noted that African continent is already warming faster than the global average and that people living there can expect more intense droughts, floods and storm surges. The scientists predicts there an increase in catastrophic food shortage.
There will be less drinking water, diseases such as malaria will spread and the poorest will be hit the hardest as farm land is damaged in the coming century. Northern and southern Africa are likely to become as much as 4 C hotter over the next 100 years, and much drier. The scientist predicts that hunger on the continent could increase dramatically in the short term as droughts and desertification increase, and climate change affects water supplies reduction in crop yields could be as much as 50 % by 2020 and 90% by 2100'
The population growth combined with climate change would mean countries face extreme problems growing more food. 70-100 % more food will be needed than at present.
Prof.John Kurakar
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