Carbon Dioxide / West Africa / Water Availability / Carbon Cycle / Multidisciplinary / Seasonality / Eddy Covariance / Burkina Faso / Global Carbon Cycle / Energy Balance / Net Ecosystem Exchange / Second Year / C sequestration / Geophysical / First Year / Annual Cycle / HUman Disturbance / Sensible Heat Flux / Seasonality / Eddy Covariance / Burkina Faso / Global Carbon Cycle / Energy Balance / Net Ecosystem Exchange / Second Year / C sequestration / Geophysical / First Year / Annual Cycle / HUman Disturbance / Sensible Heat Flux