Earth & Environmental Sciences
volcano
100%
volcanic eruption
99%
magma
91%
history
66%
glacier
64%
geological survey
58%
temperature
44%
student
37%
science
35%
observatory
27%
video
23%
dacite
23%
monitoring
18%
project
18%
education
16%
phase equilibrium
16%
hazard assessment
15%
communication
15%
explosive
13%
wilderness
12%
volcanic arc
11%
fugacity
11%
fractional crystallization
10%
hazard
10%
school
8%
forecasting
7%
melting
7%
timescale
7%
wilderness area
6%
fayalite
6%
stratovolcano
6%
oxygen
6%
engineering
6%
modeling
6%
familiarity
6%
experiment
5%
minority
5%
tephra
5%
approval
5%
petrogenesis
5%
caldera
5%
monitoring station
5%
magma chamber
5%
program
5%
upper crust
5%
tectonic setting
5%