Agriculture & Biology
virtual water
100%
water flow
66%
grain crops
61%
Korean Peninsula
56%
crops
26%
imports
20%
water
10%
water content
8%
corn
7%
trade statistics
7%
soybeans
6%
grain products
5%
wheat
5%
disasters
5%
water resources
4%
water supply
4%
food security
4%
drought
3%
rice
2%
Brazil
2%
China
2%
Earth & Environmental Sciences
cereal
63%
water flow
49%
crop
42%
water saving
39%
product
28%
import
24%
maize
13%
water
11%
water content
11%
soybean
10%
wheat
8%
self sufficiency
6%
policy
5%
food supply
5%
food security
4%
natural disaster
4%
harvest
4%
rice
4%
drought
3%
water supply
3%
water resource
3%
statistics
3%
rate
1%
analysis
1%
Engineering & Materials Science
Flow of water
76%
Water
31%
Water content
11%
Food supply
5%
Drought
5%
Water resources
4%
Water supply
4%
Disasters
3%
Statistics
2%
Chemical Compounds
Flood Reaction
42%
Food
41%
Flow
37%
Amount
12%