25 years of aerial photos reveal Europe's forest decline
Tracing the systematic documentation of European forest canopy health through aerial imagery, this profile follows the development of a rigorous methodology built over decades of field collaboration and institutional partnership.
The Weight of a Single Tree Somewhere in the canopy of a European forest, a change is happening. Not the kind visible from a hiking trail on an afternoon walk, but the kind that reveals itself only when you have twenty-five years of aerial photographs stacked in chronological order, each one a data point in a methodology that took decades to build. This is the work of systematic forest canopy health documentation patient, meticulous, and quietly essential. The International Co-operative Programme on Assessment and...
Read more