Science 20 PNG Images (21)
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Earth Day is an annual event scheduled for April 22 to show support for environmental protection.
Cinco de Mayo is a yearly celebration held on May 5, which commemorates the anniversary of Mexico's victory over the Second French Empire at the Battle of Puebla in 1862, led by General Ignacio Zaragoza.
To promote the joy, compassion and life-enhancing possibilities of vegetarianism.
Snow comprises individual ice crystals that grow while suspended in the atmosphere-usually within clouds-and then fall, accumulating on the ground where they undergo further changes.
