Earth & Environmental Sciences
volcano
56%
ash
54%
human health
54%
metal
39%
health risk
30%
hazard
15%
geoaccumulation index
14%
biological effect
12%
index
11%
human population
11%
trace metal
10%
volcanic eruption
9%
risk assessment
8%
carbonate
7%
city
6%
trend
5%
effect
5%
Engineering & Materials Science
Volcanoes
100%
Ashes
69%
Health
48%
Metals
42%
Health risks
37%
Hazards
16%
Carbonates
10%
Risk assessment
9%
Medicine & Life Sciences
Mexico
71%
Metals
57%
Accidental Falls
53%
Health
32%
Carbonates
13%
Proportional Hazards Models
8%
Risk Assessment
7%
Population
3%
Social Sciences
Mexico
53%
health risk
46%
Health risk assessment
35%
health
30%
trend
10%
Chemistry
Metal
29%
Risk Assessment
13%
Trace Metal
12%
Carcinogenic
11%
Carbonate
8%