world water day
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World Wetlands Day is an environment-related celebration that dates back to 1971.
Global Handwashing Day occurs on 15 October of each year.
Masks are effective only when used in combination with frequent hand-cleaning with alcohol-based hand rub or soap and water. The correct way to wear and dispose of masks.
Snow, the solid form of water that crystallizes in the atmosphere and, falling to the Earth, covers, permanently or temporarily, about 23 percent of the Earth’s surface.