Going back to a green future: Good practices contributing to SDGs

This is a small Leaflet project based on previous work.

LIVE SITE: https://ebm.si/p/gb2gf-sdgs/

Tech

Leaflet 1.3.1
a modified version of leaflet-control-window
- relevant patches sent upstream, the rest visible here
leaflet-markercluster
the standard fetch() and Promise polyfill from polyfill.io