CURRENT AFFAIRS

Detailed explanation-1: -Earth Day is celebrated on April 22 in the United States and on either April 22 or the day the spring equinox occurs throughout the rest of the world. Environmental activism during the 1960s inspired Wisconsin Sen. Gaylord Nelson to create a national celebration uniting the environmental movement.

Detailed explanation-2: -Earth Day is celebrated on April 22 in the United States and on either April 22 or the day the spring equinox occurs throughout the rest of the world. Environmental activism during the 1960s inspired Wisconsin Sen.

Detailed explanation-3: -Every year on April 22, Earth Day marks the anniversary of the birth of the modern environmental movement in 1970.

Detailed explanation-4: -Earth Day was first observed on April 22, 1970, when an estimated 20 million people nationwide attended the inaugural events at tens of thousands of sites including elementary and secondary schools, universities, and community sites across the United States.