Ciencias ambientales y de la tierra
environmental education
100%
ethnobotany
62%
reforestation
59%
urban agriculture
52%
environmental assessment
41%
environmental protection
35%
flora
35%
education
32%
city
28%
soil quality
27%
school
22%
climate change
22%
analysis
20%
world
7%
effect
6%
Ingeniería y ciencia de los materiales
Chlorine
62%
Water treatment plants
47%
Potable water
45%
Environmental technology
33%
Vegetables
33%
Reagents
30%
pH sensors
23%
Oxidation
22%
Internet of things
21%
Bacteria
19%
Contamination
16%
Water
15%
Salmonella
13%
Food safety
11%
Escherichia coli
10%
Nutrients
10%
Automation
9%
Crops
9%
Sensors
9%
Health
8%
Water quality
7%
Monitoring
7%
Printed circuits
6%
Clouds
6%
Sampling
5%
Digital circuits
5%
Networks (circuits)
5%
Temperature sensors
5%
Signal interference
5%
Amplification
5%
Electrochemical devices
5%
Economía y empresa
Water Treatment
39%
Web Application
33%
Mobile Applications
30%
Vegetables
29%
Registration
26%
Bacteria
24%
Ecuador
20%
Contamination
18%
Evaluation
17%
Salmonella
14%
Escherichia Coli
13%
Global Operations
11%
Nutrients
10%
Commercialization
9%
Food Safety
9%
Environmental Factors
8%
Crops
8%
Automation
7%
Sampling
6%
Health
5%
