Flooding in Te Moanaui Oceania is increased with rising sea levels and more intense rainfall and cyclone events. Low-lying coastal areas and atolls are particularly vulnerable, potentially facing threats of both coastal and inland flooding. Flooding can be severe and lead to death and injury, disrupt communities, damage infrastructure, and jeopardize livelihoods. Along with disaster preparedness, the following nature-based solutions may be useful to reduce flooding and the damage it causes.

Bioremediation / phytoremediation:
Constructed salt marsh / mudflats
Floodplain restoration
Green / living walls
Planting for biodiversity
Rainwater gardens
Revegetation / renaturing
Riparian restoration
River daylighting
River rewilding
Sponge cities