Global Green Space Monitor

Select a country and year, then drag the month slider to compare monthly NDVI in near real time using Sentinel-2 imagery. You can zoom in and out, and the app will dynamically update NDVI based on the current zoom level.

NDVI (Normalized Difference Vegetation Index) is a simple yet powerful way to measure vegetation health using satellite or drone imagery.

Analysis Parameters

Select Country

Select Year

Month

Current

January

JanuaryApril

The app keeps the current result visible while it loads fresh monthly layers in the background, then swaps in the new year when ready.

Live Comparison

Thailand • 2026

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Viewport Avg NDVI: N/A

Dynamic tiling scale: ready m

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NDVI Seasonal Trend

Monthly average vegetation index for the selected region

Avg NDVI

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