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NEWS 04 October 2019 The Renaissance Dam project has sparked a dispute over Ethiopia’s development needs, versus Egypt’s concerns over water scarcity and climate change. Antoaneta Roussi Search for this author in: Ethiopia’s highland waterfalls, from where the Blue Nile begins.Credit: Hermes/AGF/UIG/Getty Environmental scientists representing Egypt, Ethiopia and Sudan are at the heart of an […] More
1. Shannon, M. et al. Science and technology for water purification in the coming decades. Nature 452, 301–310 (2008). 2. Shi, Z. et al. Ultrafast separation of emulsified oil/water mixtures by ultrathin free-standing single-walled carbon nanotube network films. Adv. Mater. 25, 2422–2427 (2013). 3. Zhang, R.-X., Braeken, L., Luis, P., Wang, X.-L. & Van der, […] More
BOOKS AND ARTS 02 October 2019 Barbara Kiser reviews five of the week’s best science picks. Barbara Kiser Search for this author in: Food or War Julian Cribb Cambridge University Press (2019) Hammered by environmental stresses and mismanagement, our food system is inequitable and unstable. As science journalist Julian Cribb argues in this incisive analysis, […] More
CORRESPONDENCE 01 October 2019 Aaron Micallef University of Malta, Msida, Malta. Search for this author in: In view of extreme water shortages in major coastal cities — last year’s in Cape Town, South Africa, and this year’s in Chennai, India, are just two examples — we argue for the investigation of offshore groundwater reservoirs as […] More
1. Bilham, R. Lessons from the Haiti earthquake. Nature 463, 878–879 (2010). Article Google Scholar 2. Holzer, L. T. & Savage, J. C. Global earthquake fatalities and population. Earthq. Spectra 29, 155–175 (2013). Article Google Scholar 3. Marano, K. D., Wald, D. J. & Allen, T. I. Global earthquake casualties due to secondary effects: a […] More
1. Lassaletta, L., Billen, G., Grizzetti, B., Anglade, J. & Garnier, J. Environ. Res. Lett. 9, 105011 (2014). Article Google Scholar 2. Alexander, R. B. et al. Environ. Sci. Technol. 42, 822–830 (2008). 3. Keiser, D. A., Kling, C. L. & Shapiro, J. S. Proc. Natl Acad. Sci. USA 116, 5262–5269 (2019). 4. Compton, J. […] More
EDITORIAL 17 September 2019 Policymakers battling water shortages and land degradation need independent scientific advice. The relationship between climate and dust storms is not well understood, according to the Intergovernmental Panel on Climate Change.Credit: Mohamed Nureldin Abdallah/Reuters A decade from now, up to 700 million people will be compelled to leave their homes because they […] More
NEWS 13 September 2019 Early-warning systems to identify areas at risk top countries’ wishlist. T. V. Padma Search for this author in: Left to right: UN desertification convention lead scientist Barron Orr; Ibrahim Thiaw, head of the convention secretariat; and science-committee chair Carl Fiati. Credit: IISD/ENB/Angeles Estrada Scientists from African countries are asking the United […] More
