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ACTRIS (3)
(-) AnaEE (5)
Arctic Monitoring and Assessment Programme (AMAP) (1)
COSMOS-UK (3)
Critical Zone Collaborative Network (CZ Net) (29)
CZ-LTER (19)
DANUBIUS (2)
EuroMAB (15)
EUROPARC (2)
European Marine Biology Resource Centre (EMBCR) (1)
European Monitoring and Evaluation Programme (EMEP) (5)
Finnish Marine Research Infrastructure (FINMARI) (1)
FluxNet (1)
GERI (177)
Global Cryosphere Watch (GCW) (6)
Global Lake Ecological Observatory Network (GLEON) (6)
Global Mountain Biodiversity Assessment (GMBA) (4)
Global Observation Research Initiative in Alpine Environments (GLORIA) (5)
Global Terrestrial Network for Permafrost (GTN-P) (1)
ICOS (26)
ICP Forests (50)
ICP Integrated Monitoring (5)
ILTER (261)
INTERACT (9)
International Soil Moisture Monitoring Network (ISMN) (2)
Lifewatch (3)
Long-term Forest Ecosystem Research (LWF) (8)
LTER-D (Germany) (18)
LTER Austria (25)
LTER Belgium (21)
LTER Bulgaria (1)
LTER Denmark (2)
LTER Europe (268)
LTER Finland (8)
LTER France (48)
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LTER Hungary (6)
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LTER Lithuania (1)
LTER Norway (1)
LTER Poland (12)
LTER Portugal (5)
LTER Romania (5)
LTER Serbia (3)
LTER Slovakia (6)
LTER Slovenia (5)
LTER Spain (4)
LTER Sweden (13)
LTER Switzerland (11)
Netherlands LTER (2)
Organization of Biological Field Stations (OBFS) (1)
OZCAR RI (33)
SCANNET (1)
SNO GLACIOCLIM (5)
SNO Karst (5)
Swedish Infrastructure for Ecosystem Science (SITES) (6)
TERENO (1)
TreeNet (6)
UK ECN (5)
UK Eutrophying and Acidifying atmospheric Pollutants network (UKEAP) (2)
WMO Global Atmosphere Watch (GAW) (3)
World Glacier Monitoring Service (WGMS) (5)

	Site	Last updated
	Collelongo-Selva Piana ABR1 - Italy	2026-03-09
	Hyytiälä SMEAR II LTER - Finland	2025-07-08
	LTSER Zone Atelier Alpes - France	2025-01-10
	LTSER Zone Atelier Plaine et Val de Sevre - France	2025-01-07
	National Park Hoge Kempen - Belgium	2024-09-12

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