Climate change and farmland dynamics in the Collines Department of Benin (West Africa)

This study, the general objective of which is to study climate change and analyze the dynamics of crops in the Collines department.
This research is carried out using a general methodology (documentary research and field work with a sample of 80 farmers surveyed. Statistical analysis of temperature from (1975 to 2015), rainfall from (1975 to 2015).
The results of this research show that farmers have noted climatic disturbances in recent years. This manifests itself in a reduction in the number of days of precipitation according to 95% of respondents, a drop in agricultural yields according to 100% of farmers surveyed, shortening the duration of rainy seasons according to 100% of respondents, strong insolation according to 90% of respondents. surveyed, an increase in the duration of dry seasons according to 72% of respondents and destruction of crops according to 75% of respondents. Thus, farmers attribute deforestation and non-respect of social norms and traditions as the cause of climate change. Faced with this situation, farmers have developed various strategies such as modifying technical planting dates and adopting new varieties.