Earth Day

Earth Day is an event in Pokémon GO that takes place on April to celebrate the real-world.

2018 Event
Mission Blue, an organization dedicated to protecting the oceans, needed the help of Pokémon GO Trainers. So they teamed up with Niantic to host clean-up events around the world.

Niantic and The Pokémon Company collectively donated $250,000 to Mission Blue.

The following rewards were unlocked worldwide, and will be available until April, 2018. The rewards became available at 9:00PM UTC on Monday, April, 2018 along with shiny Wailmer.

Featured Pokémon
Following Grass-, Water- and Ground-type, 1st stage Pokémon were reported to appear more frequently in the wild:

Moreover, these Shiny Pokémon were released with the start of the event.

2019 Event
The real-world event lasted from April 13, 2019 until April 28, 2019. The rewards became available beginning at 1:00pm PDT on April, 2019 and will last until 1:00pm PDT on May , 2019.

Featured Pokémon
Selected Ground-type Pokémon had increased spawn rates in the wild:

Moreover, these Shiny Pokémon were released with the start of the event.

The following Raid Bosses were available for a time of this event.