Engineering & Materials Science
Soils
37%
Toxicity
28%
Pyrolysis
22%
Invertebrates
19%
Polycyclic aromatic hydrocarbons
16%
Heavy metals
15%
Remediation
15%
Electric Conductivity
13%
Bacteria
13%
Climate change
13%
Feedstocks
11%
Impurities
11%
Biomass
10%
Porosity
10%
Carbon
8%
Water
6%
Temperature
4%
Medicine & Life Sciences
biochar
100%
Soil
51%
Pyrolysis
18%
Electric Conductivity
8%
Poisons
8%
Climate Change
8%
Polycyclic Aromatic Hydrocarbons
7%
Biomass
7%
Heavy Metals
7%
Porosity
7%
Invertebrates
6%
Carbon
5%
Fertility
5%
Temperature
4%
Bacteria
4%
Water
3%
Earth & Environmental Sciences
biochar
50%
soil
20%
toxic effect
12%
pyrolysis
10%
toxicity
8%
organism
8%
soil remediation
7%
soil amendment
7%
fertility
6%
trophic level
5%
electrical conductivity
5%
invertebrate
5%
PAH
5%
persistence
5%
surface area
4%
heavy metal
4%
porosity
4%
bacterium
3%
biomass
3%
pollutant
3%
climate change
3%
carbon
3%
product
2%
effect
2%
material
2%
temperature
2%
water
1%
Chemical Compounds
Soil
40%
Soil Amendment
27%
Toxic
24%
Remediation
16%
Heavy Metal
13%
Arene
12%
Electrical Conductivity
12%
Pyrolysis
10%
Surface Area
10%
Porosity
9%
Carbon Atom
7%
pH Value
6%
Application
4%