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Variables can be listed alphabetically by name or by number of T.Sites by clicking on the appropriate arrows found beside each heading. View the variable documentation by clicking on the name. Click on the number to list the T.Sites measuring each variable. Click here to download the entire list as a zip file (440 KB).
111 Variables found measured by T.Sites member of network [International Long-Term Ecological Research]
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Global change map
>Other variables not listed in TEMS    2  
Active vegetation fires  x 4    
Aerosols    6  
Air relative humidity  x 92  
Air temperature  x 99  
Albedo  x 24  
Biomass above ground    120    
Biomass below ground    23    
Biomass peak leaf of nitrogen fixing plants    3  
Burned area    5  
Carbon dioxide flux    16    
Cloud cover  x 16  
Cold cloud duration    9  
Dry deposition of nitrate and sulfate    46  
Evapotranspiration    24  
Fertilizer use    12  
Forest cover change    25    
Fossil fuels emissions    5    
Habitat conversion    7    
Habitat fragmentation    22  
Indicator species    26    
Invasive species    26    
Lake and river freeze-up and break-up    10    
Land cover  x 33    
Land use  x 56    
Leaf area index  x 48  
Leaf interception    6  
Livestock density    20    
Methane flux  x 7  
Necromass    13  
Necromass decomposition rate    12  
Net ecosystem productivity    22    
Net primary productivity    31    
Normalized difference vegetation index  x 4  
Ozone  x 9    
Permafrost active layer  x 2    
Phenology    138    
Plant N and P tissue content    33  
Plant stomatal maximum conductance    8  
Pollinator species    2    
Precipitation  x 127  
Radiation: Fraction photosynthetically active radiation absorbed by plant canopy  x 18  
Radiation: Incoming surface solar radiation  x 57  
Radiation: Outgoing long-wave radiation  x 8  
Radiation: Surface reflected short-wave radiation  x 10  
Rainfall chemistry  x 78    
Snow cover area  x 5    
Snow depth  x 13  
Snow water equivalent  x 5    
Soil annual loss from erosion    8    
Soil available phosphorus    33  
Soil bulk density    50  
Soil calcium carbonate    62  
Soil cation exchange capacity    136  
Soil depth    35  
Soil erosion from gullying    6  
Soil exchangeable acidity    141  
Soil exchangeable aluminium    52  
Soil exchangeable potassium    39  
Soil heavy metals    67    
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