Earth & Environmental Sciences
salinity
52%
basin
37%
paleosalinity
37%
euxinic environment
25%
trace metal
24%
iron
16%
transect
14%
Tournaisian
11%
pycnocline
10%
hydrography
9%
anoxia
9%
redox conditions
9%
black shale
9%
regional development
9%
barium
9%
strontium
8%
oxic conditions
8%
sill
8%
bottom water
8%
total organic carbon
7%
manganese
7%
water depth
7%
shale
6%
North America
6%
trace element
6%
oxide
6%
indicator
4%
sea
4%
trend
4%
analysis
2%
Chemical Compounds
Salinity
87%
Trace Metal
84%
Environment
42%
Redox Condition
35%
Redox State
28%
Organic Carbon
27%
Black
22%
Indicator
21%
Metal
11%
Physics & Astronomy
salinity
100%
shales
23%
iron
17%
metals
16%
hydrography
16%
anoxia
14%
water depth
11%
trace elements
11%
gradients
10%
strontium
9%
barium
8%
manganese
8%
particulates
8%
wedges
8%
proximity
7%
trends
6%
carbon
5%
oxides
5%
water
4%