MODIS NDVI

Data subset


Season tab

Top

Shows NDVI time series for all years. Vertical lines indicate individual responses to a planting dates survey in that constituency (Kenya only).

Bottom

Summarizes top graph into boxplots. The red dots indicate an estimated season onset (beta), the blue dots indicate the values for 2019.

History tab

Shows a decomposition of the full time series. The "data" graph shows the original time series, "seasonal" shows the yearly periodic component, "trend" shows an overall smoothed trend, "remainder" shows the remainder when subtracting seasonal and trend from data. Pay attention to the vertical axes, they vary quite a bit.

Rain tab

Shows GPM (satellite) precipitation observations vs NDVI for April 2014 to March 2019.