Subject
agriculture
6
climatic change
6
crop
3
carbon dioxide
2
global warming
2
plant
2
agroforestry
1
agronomy
1
biosphere
1
carbon cycle
1
carbon dioxide acceptor process
1
climatic impact
1
coal mining
1
contaminated land
1
earth atmosphere
1
emission
1
environmental impact
1
forest
1
forestry
1
greenhouse effect
1
greenhouse gas
1
interaction
1
land use
1
plant growth
1
product
1
sequestration
1
soil
1
sustainability
1
sustainable agriculture
1
trace contaminant
1
tree
1