Earth Day was originally proposed by peace activist John McConnell as a day to honor the Earth and the concept of peace. Since then, Earth Day has grown into a worldwide event celebrated on the 22nd of April annually.
While a lot has changed since the initial Earth Day, it hasn’t all been for the better. In fact scientists say Earth’s atmosphere has changed profoundly since the first Earth Day.
Find out all the things that have changed to the earth just since the last Earth day here. Plus, some simple steps you can take to help our planet here.