Earth Day is being celebrated the world over today. This day was founded by Gaylord Nelson, US Senator on April 22nd, 1970. It was in Philadelphia (1970) that the 1st Earth Week originated. World Earth Day is now observed virtually in every country on April 22nd.In the Northern Hemisphere, Earth Day is celebrated in spring whereas in the Southern Hemisphere it is celebrated in autumn. Earth Week has been celebrated by various communities. It is a week full of activities that focuses on the varied environmental issues. This year the Earth Day theme is environmental protection.According to statistics, every year around one million people fall victim to environmental changes, which cause natural disasters.
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