Earth & Environmental Sciences
biofuel
66%
developing world
55%
price
52%
food
43%
policy
38%
world
16%
commodity price
8%
volatility
6%
developed country
6%
poverty
6%
food security
5%
import
5%
crude oil
5%
Agriculture & Biology
energy policy
100%
food prices
85%
developing countries
61%
food grains
16%
commodity prices
8%
economists
8%
poverty
6%
energy crops
6%
developed countries
6%
agricultural products
6%
food security
5%
imports
5%
Medicine & Life Sciences
Biofuels
90%
Developing Countries
58%
Food
45%
Food Analysis
8%
Volatilization
7%
Petroleum
7%
Nutrition Policy
6%
Food Supply
6%
Policy Making
6%
Poverty
5%
Developed Countries
5%
Social Sciences
biofuel
76%
developing country
48%
food
44%
agricultural product
13%
price level
9%
oil price
7%
crude oil
6%
economist
6%
commodity
6%
import
5%
incidence
5%
Engineering & Materials Science
Biofuels
71%
Developing countries
67%
Crude oil price
16%
Crops
11%