This paper measures migration flows and determinants in two slum settlements in Ceramic Ornament Gift Box Nairobi City between 2003 and 2007.The results confirm the high intensity of migration with a quarter of the total slum population and a third of those aged 15-30 being renewed annually.A circular migration system is at play whereby the majorit
Recent advances in atmospheric transport model inversions could significantly reduce uncertainties in land carbon uptake through the assimilation of CO2 concentration measurements at weekly and shorter timescales.The potential of these measurements for reducing biases in estimated land carbon sinks depends on the strength of covariation between Ful
IntroductionSince its outbreak in December 2019, SARS-CoV-2 has spread rapidly across the world, posing significant threats and challenges to global public health.SARS-CoV-2, together with SARS-CoV Bias Tools and MERS-CoV, is a highly pathogenic coronavirus that contributes to fatal pneumonia.Understanding the similarities and differences at the tr