You are here: ChangeMakers ePlatform > Challenges | Go back Click a challenge to see it in detail! Challenge #1 How to reduce fabric waste in textile industry Challenge #2 New innovations from disposable paper tableware Challenge #3 Reduce inflow of marine litter from urban stormwater systems Challenge #4 Rainwater as a resource in urban areas Challenge #5 What to do with scrap tube from production Challenge #6 How to find a way to re-use the silage packaging Challenge #7 How to decrease food waste Challenge #8 How to make more sustainable choices Challenge #9 How to make green hydrogen competitive Challenge #10 How to turn organic waste into a resource