Earth & Environmental Sciences
acid
19%
acid deposition
18%
acidification
14%
atmospheric deposition
80%
cation
37%
consumption
10%
critical load
100%
forest ecosystem
72%
mineralization
22%
modeling
31%
nutrient cycling
83%
oak
14%
parent material
16%
pine
13%
saturation
21%
silicate
12%
simulation
6%
soil
32%
soil acidification
19%
soil chemistry
19%
sustainability
56%
topsoil
14%
weathering
62%
weathering rate
19%
Engineering & Materials Science
Acidification
37%
Acids
34%
Aging of materials
10%
Ecosystems
81%
Industry
16%
Nutrients
94%
Positive ions
47%
Silicates
14%
Soils
59%
Sustainable development
67%
Weathering
93%
Chemical Compounds
Acid
19%
Amorphous Material
26%
Amount
8%
Cation
33%
Chemistry
11%
Ecosystem
90%
Nutrient
80%
pH Value
31%
Reduction
17%
Simulation
11%
Soil
64%
Soil Acidification
39%
Weathering
90%