Data: Cutting the costs of coastal protection: how vegetation reduces global flood hazard

File: levee_crest_height_reduction_per_country_version_April2021.nc<br> Fields: (1) Crest height reduction m per km along the populated coastline susceptible to flooding (return period = 100 years)<br> (2) Crest height reduction cost saving per country in billion USD2005 along the populated coastline susceptible to flooding (return period = 100 years)<br> (3) Cost savings as percentage of GDP along the urban populated coastline susceptible to flooding (return period = 100 years) File: transectdata_version_April2021.nc<br> Transectdata of vegetated transects within the study area.<br> Fields: <br> (1) rps = return period <br> (2) fid = id of the transects<br> (3) centroids = coordinates of the transects<br> (4) inun = (1) in area susceptible to flooding<br> (5) urban = (1) in urban area, (0) not in urban area<br> (6) veg_width = derived vegetation width along the foreshore<br> (7) veg_type = derived vegetation type along the foreshore (1: salt marshes, 2: mangroves)<br> (8) hsig = Offshore significant wave heights (multiple return periods) corresponding to the transects<br> (9) wave period = Offshore peak wave period (multiple return periods) corresponding to the transects<br> (10) surge = Extreme water level combination of surge and tide (m +MSL) (multiple return periods)<br> (11) veg_z0 = elevation at the start of the vegetated zone (m +MSL)<br> (12) hrms_end_noveg = root mean square wave height at the end of the foreshore (without vegetation) (multiple return periods)<br> (13) hrms_endveg = root mean square wave height at the end of the foreshore (with vegetation) (multiple return periods) <br> (14) pdens_15km = population density derived using buffer of 15 kilometre radius