Climate change is huge, so you and your teammates don’t need to limit yourselves into just solving one issue. Sometimes they just correlate, so as long as your pitch is related to combating climate change, go for it. However, if you need more specific directions, see the discription below.
“With these recommended directions, you and your teammates might be able to target a specific issue. Your solution should base on trying to solve, or lessen that specific issue/phenomenon/problem.”– SMART 4.0 Team