Burundi faces serious climate and environmental challenges. The biggest is the country’s overdependence on the use of biomass (firewood). The second is outdated agricultural practices that have led to deforestation. In turn this has increased the country’s vulnerability to climate shocks. Burundi faces serious climate and environmental challenges. The biggest is the country’s overdependence on the use of biomass (firewood). The second is outdated agricultural practices that have led to deforestation. In turn this has increased the country’s vulnerability to climate shocks. Environment Phys.org – latest science and technology news stories