Medicine & Life Sciences
Agriculture
100%
Climate
99%
China
70%
Food Supply
29%
Non-Point Source Pollution
17%
Water
15%
Biological Oxygen Demand Analysis
13%
Greenhouse Gases
13%
Fertilizers
12%
Water Quality
11%
Food
11%
Climate Change
10%
Biodiversity
10%
Urbanization
10%
Population
9%
Meat
8%
Soil
8%
Poverty
8%
Phosphorus
8%
Nitrogen
7%
Industry
7%
Costs and Cost Analysis
4%
Safety
4%
Agriculture & Biology
climate change
72%
agriculture
63%
China
55%
food security
23%
agricultural policy
20%
sustainable agricultural intensification
13%
nonpoint source pollution
12%
soil acidification
10%
chemical oxygen demand
9%
poverty
9%
water shortages
9%
arable soils
9%
urbanization
8%
greenhouse gas emissions
8%
water quality
7%
roads
7%
agricultural land
7%
nitrogen fertilizers
7%
pollution
6%
water
6%
biodiversity
6%
meat
6%
phosphorus
5%
industry
5%
nitrogen
4%
Engineering & Materials Science
Agriculture
94%
Acidification
21%
Water pollution
21%
Biodiversity
20%
Chemical oxygen demand
20%
Meats
19%
Fertilizers
18%
Water quality
17%
Phosphorus
17%
Climate change
15%
Water
15%
Gas emissions
14%
Greenhouse gases
14%
Pollution
13%
Nitrogen
13%
Soils
11%
Availability
10%
Industry
6%
Costs
5%