Fig 1.
m.c. means main components. Blue balloons are pre-development phase, Red balloons are development phase and the yellow balloon is post-development phase.
Fig 2.
Schematic of the system’s four main components.
Fig 3.
Steps for setup flight controller.
Table 1.
Main pre-programmed flights features.
Fig 4.
Asa-Branca-I model and main components.
Table 2.
Asa-Branca-I costs (USD) based on prices available on the internet in November 2019.
Fig 5.
Comparison between Above Ground Level (AGL), Ground Sample Distance (GSD) and flight duration.
Images with a 10x zoom of a dog and a deforestation spot at (a) 100 m; (b) 75 m; (c) 50 m; and (d) 25 m AGL.
Fig 6.
Georeferenced orthomosaic and health vegetation map.
Images with a 20x zoom of an open trail in the vegetation and a deforestation area with some irregular structures.