Física y astronomía
aquifers
100%
Mexico
90%
valleys
64%
characterization
36%
horizon
18%
metamorphic rocks
17%
stratigraphy
16%
water
15%
tectonics
14%
electromagnetic measurement
14%
water quality
14%
ground water
13%
basements
13%
sounding
11%
exploitation
10%
contamination
8%
tomography
7%
gravitation
6%
electrical resistivity
5%
geometry
5%
profiles
5%
Ciencias ambientales y de la tierra
aquifer
47%
valley
44%
city
15%
vertical electrical sounding
12%
mylonite
11%
infill
10%
vadose zone
9%
metamorphic rock
9%
graben
9%
stratigraphy
8%
tomography
8%
electrical resistivity
7%
water supply
7%
gravity
6%
well
6%
contamination
6%
water quality
6%
tectonics
6%
geometry
6%
water
5%
groundwater
5%
need
4%
basin
4%
Ingeniería y ciencia de los materiales
Aquifers
84%
Metamorphic rocks
24%
Stratigraphy
21%
Tectonics
18%
Water quality
15%
Water supply
15%
Groundwater
15%
Water
14%
Contamination
12%
Tomography
12%
Gravitation
11%
Geometry
7%