Marshland vegetation trends within the Kiawah River Watershed using a time-series regression analysis of vegetation health datasets within 2.5-acre hydrologic watershed units . ( Above ) Modified Soil-Adjusted Vegetation Index [ MSAVI ] Trends generated from four imagery years of USDA NAIP imagery from 2015 and 2021 taken during the peak of the growing season . ( Below ) Trends generated from a series of 29 cloudless images throughout the growing season captured by Sentinel-2 Satellites between 2019 and 2022 . The generated annual maximum NDVI values were used for analyzing satellite imagery .
Tidal Salt Marsh