Earth Day began in 1970 as a day to celebrate the planet and encourage people to be more environmentally friendly. The first celebration was held in the US after a devastating oil spill, and is widely regarded as the beginning of the modern environmental movement
On 4/22/2016, leaders from 160 countries will officially sign the Paris Climate Agreement on Earth Day 2016.
“Let’s take the momentum from the Paris Climate Summit and build on it,” said the Earth Day organisers. “Let’s start now. And let’s not stop.”