Here is how the reviewed projects compare:

   ABC   BSSN   CMMP/ CEMP   ECORA   FAVLLIS   Rangers
Marine
 Siku-Inuit-Hila   Snowchange  
 Community/ indigenous organization-initiated  ✓  ✓  ✓  ✓  ✓  ✓
 Academia initiated  ✓  ✓
 Government research/regulatory initiated  ✓
 Local  ✓  ✓  ✓
 Regional  ✓  ✓
 National
 International  ✓  ✓  ✓  ✓
 Network (# locations)  ✓(8)  ✓(6)  ✓  ✓(10)  ✓(3)  ✓  ✓(3)  ✓
 Funded by government regulatory agency  ✓  ✓  ✓  ✓  ✓  ✓
 Competitive research grant  ✓  ✓  ✓
 Private fund  ✓
 Volunteer based  ✓  ✓  ✓
 Mostly indigenous  ✓  ✓  ✓  ✓
 Mostly indigenous, multiple  ✓  ✓  ✓
 Sentinel  ✓
 Population survey  ✓  ✓  ✓  ✓  ✓
 Citizen science  ✓  ✓
 Journal  ✓  ✓
 Maintenance  ✓
 Group meeting  ✓  ✓  ✓
 Other  ✓  ✓
 Year in existence  13  2  8/24  10  2  9  3  8
 Funding level per year* in USD  $  $$$  $  $$$  $$$  $  $$  $

*Estimated
$ – up to 100,000
$$ – 100,001 – 200,000
$$$ – over 200,000