While the biggest climate polluter is the global power sector, agriculture is also a threat to the environment. Farming is responsible for an estimated 25 percent of greenhouse gases worldwide. Farm animals produce tons of methane, while chemical fertilisers are toxic and tractors consume a lot of energy.
But in a bid to curb global warming, some French farmers have found alternative ways to do their job. Our reporters take a closer look.
A programme prepared by Patrick Lovett and Laura Burloux