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Welcome to my blog, for those of people who want to know about what are natural disasters, this is a place to visit! you'll learn so much things that happens with natural disasters and hope you will enjoy!

Tuesday, March 1, 2011

Cold waves and Heat waves

cold waves, a  wave of cold air settles for about 1 or more days that the temperature has fallen to below -30 Celsius in which is also known as wind chill watch by environment Canada. Heat waves are the opposite,  instead of going below -30 degrees, it goes above 30 degrees Celsius although it seems nice to have a heat wave but it is not because this is also related to a drought

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