Soil Spectral Libraries for monitoring & reporting on Sustainable Development Goal indicators in Northern GreeceNikolaos L. Tsakiridis, Nikolaos Tziolas, George Galanis, Eyal Ben-Dor, George C. Zalidis
Prof. George ZalidisAristotle University of Thessaloniki, School of AgricultureDirector of the Laboratory of Applied Soil ScienceDirector of the Laboratory of Remote Sensing and GISScientific Coordinator of i-BEC
ARISTOTLE UNIVERSITY OF
THESSALONIKIINTERBALKAN
ENVIRONMENT CENTER
We are a non-profit, mission oriented international organization linking local and regional communities.
WHO WE ARE
▸ Utilize Earth Observation Data
▸ Protect Natural Resources applying NEXUS Approach
▸ Stakeholer Engagement
▸ RD of new Products & Sevices
OUR MISSION
“
Advocate
DeliverEngage
i-BEC is a Participating Organisation of
Link the community of users
Not just data but also how these data can be used to address key questions
Promote science and transfer of know-how
GEO KNOWLEDGE BASE DEVELOPMENT ACTLOCAL,
THINKGLOBAL
CONCRETE & SUSTAINABLE IMPACT TO GEOGLAM
The Role of SOC
▸ Determine ecosystem and agro-ecosystem function, influencing soil fertility, water holding capacity
▸ Indicator of overall soil quality associated with nutrient cycling and its interaction with climate change
▸ Impact on the productivity of vegetation and in agricultural yields
BUILDING THE GREEK SSL
▸ 474 Soil Samples
▸ Chemical Analysis of SOC
▸ 350 - 2500 nm - Sampling Output of 1nm
▸ Standard Protocol[V. Kopačková and E. Ben-Dor, 2016]
Data Tier
MACHINE LEARNING
5-FOLD CROSS-VALIDATION
BOOSTED REGRESSION TREES
SIGNIFICANT & ROBUST RESULTS
Scatter Plot of the Best ModelPr
edic
ted
SO
C
Real SOC
Platform Tier
DevelopInnovative Solutionsfor & with end-users
Mobile Soil Sensor System [vis-NIR Spectrometer]
Field Diagnostic ToolboxComplete Set of
Measurements in the field Precise – Instant – Low cost
Working Together with selected GEO initiatives and H2020 projects
FUTURE WORK
BUILDING A REGIONAL LIBRARY IN SOUTH-EASTERN EUROPE, MIDDLE EAST AND NORTH AFRICA
Member of the Advisory Board
▸ Building of a Regional Standardized SSL [Task 4.2]
▸ Part of the Data Hub of GEO-CRADLE
▸ Open To All