Limpopo Province in South Africa (image) Columbia University School of Engineering and Applied Science Share Print E-Mail Caption Limpopo province in South Africa -- a semi-arid region shown to have reduced carbon uptake due to soil moisture anomalies. This negative trend is expected to continue through the 21st century. Credit Julia K Green/Columbia Engineering Usage Restrictions Please credit as: Julia K Green/Columbia Engineering Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.