Agriculture & Biology
agroecology
42%
animal manures
51%
China
39%
dairy farming
23%
Denmark
100%
education
31%
energy
36%
energy efficiency
49%
energy use and consumption
20%
environmental law
49%
farmers
56%
farms
53%
fertilizers
15%
fossil fuels
16%
greenhouse production
40%
greenhouses
18%
learning
28%
livestock
65%
pears
62%
production technology
28%
students
31%
surpluses
15%
sustainable agriculture
33%
teachers
29%
Earth & Environmental Sciences
agricultural land
24%
bee
38%
energy
15%
energy use
65%
environmental impact
15%
farming system
31%
flowering
15%
fossil
22%
greenhouse gas emissions
27%
life cycle
25%
machinery
17%
manure
31%
organic farming
39%
resource
17%
road
21%
wheat
28%
winter
18%
Business & Economics
Calculation Method
15%
China
18%
Energy
23%
Energy Use
66%
Farming Systems
16%
Greenhouse Gas Emissions
31%
Life Cycle Assessment
39%
Manure
37%