Multiple reports have convincingly demonstrated that agroecology is the most promising pathway to sustainable food systems on all continents. But governments aren't doing enough to support it.
Pollution has increased carbon in our soils - which is good for climate change. But this carbon may not stay there for long.
Somehow we need to grow more food to feed an expanding population while minimising the problems associated with nitrogen fertiliser use.
About 10% of human-generated greenhouse gas emissions come from farming. Researchers are working on ways to address this piece of the global warming puzzle.