Earth Day

Earth Day was an event in Pokémon GO that took place on April, 2018 to celebrate the real-world.

Features
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.

Rewards
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.