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MAY 2017 | VOLUME 27, NUMBER 5 SCIENCE
GSA TODAY (ISSN 1052-5173 USPS 0456-530) prints news 4 Increased Land Subsidence and Sea-Level
and information for more than 26,000 GSA member readers Rise Are Submerging Egypt’s Nile Delta
and subscribing libraries, with 11 monthly issues (March/ Coastal Margin
April is a combined issue). GSA TODAY is published by The Jean-Daniel Stanley and Pablo L. Clemente
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3300 Penrose Place, Boulder, Colorado, USA, and a mail- Cover: Grand Ethiopian Renaissance Dam (GERD) under con-
ing address of P.O. Box 9140, Boulder, CO 80301-9140, USA. struction on the Blue Nile in northern Ethiopia, near the Sudan
GSA provides this and other forums for the presentation border. This will be the largest hydroelectric power plant in Africa.
of diverse opinions and positions by scientists worldwide, The large reservoir to be placed behind the dam will be filled dur-
regardless of race, citizenship, gender, sexual orientation, ing a 5–7-year period during which it is expected that the amount
religion, or political viewpoint. Opinions presented in this of northward Nile flow to the Sudan and Egypt will be substan-
publication do not reflect official positions of the Society. tially reduced. See related article, p. 4–11.
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