Earth & Environmental Sciences
accounting
97%
greenhouse gas emissions
79%
crop
64%
greenhouse gas
51%
carbon
50%
farm
50%
bioenergy production
40%
public domain
38%
comparison
37%
bioenergy
33%
calculation
32%
emission factor
31%
food production
31%
emission source
31%
fat
30%
transparency
30%
cropping practice
29%
ranking
28%
alternative energy
27%
wheat
27%
fertilizer
25%
test
23%
climate change
17%
methodology
17%
need
16%
product
14%
analysis
8%
Engineering & Materials Science
Crops
100%
Carbon
67%
Greenhouse gases
56%
Gas emissions
34%
Farms
21%
Fertilizers
14%
Oils and fats
13%
Climate change
12%
Transparency
11%
Printing
10%
Renewable energy resources
9%
Chemical Compounds
Carbon Atom
42%
Greenhouse Gas
39%
Fertilizer
36%
Transparency
30%
Fat
29%
Food
21%
Strength
19%
Energy
14%
Application
9%