[121] |
Tourists, Tourists satisfaction, Tourists' needs |
Not mentioned |
Not mentioned |
[105] |
Use value for tourists, Number of tourists, Spending per tourist |
Mussels |
Degree of sustainability in tourist facilities |
[69] |
Tourists, Tourism Business Owners, Tourism Services |
Water Consumption, Water Quality |
Not mentioned |
[136] |
Domestic tourists, Foreign tourists, Tourists in Galapagos |
Boat-based domestic tourists, Tourists in Galapagos |
Not mentioned |
[70] |
Tourists coming rate, Tourists Tourists Leaving rate |
Not mentioned |
Not mentioned |
[102] |
Number of tourists, Tourist amenities |
Fish population, Coral reef coverage |
Pollution, Water Quality, Waste, Waste treatment, waste discharge rate of tourists, fraction of waste polluting environment |
[103] |
Tourism Area, Tourist attraction, Tourists per year, Tourist Revenues, Tourists Investments |
Canal Waste Treatment |
Environmental State, Pollution, Waste Treat |
[89] |
The number of tourist subsystem, The number of domestic tourists, The number of foreign tourists |
The CO2 emission from the ferry |
The CO2 emission subsystem, Total CO2 emission from mini tour bus, Total CO2 emission from private car |
[67] |
Tourists Flow, Mass Tourism, Tourism Infrastructure |
Not mentioned |
Environment, Environmental degradation Factor |