Sustainability Week is back in Pokemon GO for 2023, and this year’s event edition has some excellent Timed Research for players to complete.
What’s more, finishing all of the steps in this Research will give players three encounters with the new Pokemon Bounsweet as well as Drilbur, Grimer, Binacle, and plenty of Berries!
However, if you can’t wait to get your hands on Bounsweet, find out every way to catch Bounsweet during Sustainability Week! Luckily, there are three different methods to catch it during the event!

All Steps, Tasks & Rewards in Pokemon GO 2023 Sustainability Week Timed Research
There are four steps in the 2023 Pokemon GO Sustainability Week Timed Research, each with three tasks to complete.
Players must finish all of them by 8 PM local time on April 26, the end of the 2023 Sustainability Week event, as this Timed Research expires then.
Sustainability Week 1/4
Task | Reward | |
---|---|---|
Use 5 Berries to help catch Pokemon | Drilbur | ![]() |
Feed your buddy 5 times | 5 Pinap Berries | ![]() |
Take 5 snapshots of your buddy | Trubbish | ![]() |
Here’s how to take a snapshot in Pokemon GO, in case you didn’t know how to do it already!
Step 1 Completion Rewards
- 1000 XP
- 500 Stardust
- 1 Star Piece
Sustainability Week 2/4
Task | Reward | |
---|---|---|
Use 7 Berries to help catch Pokemon | Trubbish | ![]() |
Earn 5 hearts with your buddy | 10 Nanab Berries | ![]() |
Play with your buddy | Bounsweet | ![]() |
Find out the fastest way to earn Buddy Hearts in Pokemon GO so you can finish this step as soon as possible!
Step 2 Completion Rewards
- 1500 XP
- 1000 Stardust
- 1 Incense
Sustainability Week 3/4
Task | Reward | |
---|---|---|
Use 9 Berries to help catch Pokemon | Drilbur | ![]() |
Earn 2 Candies exploring with your buddy | Grimer | ![]() |
Use an Incense | Bounsweet | ![]() |
Step 3 Completion Rewards
- 2000 XP
- 1500 Stardust
- 10 Razz Berries
Sustainability Week 4/4
Task | Reward | |
---|---|---|
Use 5 Berries to help catch Pokémon | Binacle | ![]() |
Earn 3 Candies exploring with your buddy | Drilbur | ![]() |
Receive a Souvenir from your buddy | Bounsweet | ![]() |
As you’ll be encountering three Bounsweet from this Timed Research, you may be wondering if you can catch the shiny version. But is shiny Bounsweet in Pokemon GO yet?
Step 4 Completion Rewards
- 2000 XP
- 2000 Stardust
- 15 Ultra Balls
Once you have finished the 2023 Sustainability Week Timed Research in Pokemon GO, there is still plenty more to do. Complete the A Mystic Hero Special Research to earn an exclusive costumed Lapras!