تُظهر نتائج تحاليل العينات أن إعادة استخدام مياه الصرف بدون معالجة والتوسع في إنشاء السدود يسبب زيادة تركيز المعادن الثقيلة الملوثة في دلتا النيل مما يهدد بشدة سلامة النظام البيئي والصحي والإنتاج الزراعي في مصر.
Egypt
Posted inEditors' Highlights
Tracking Heavy Metal Accumulation in the Nile Delta
Sediment measurements show that flow alterations and discharges are driving increasing concentrations of multiple heavy metals in the Nile Delta, threatening ecosystems, agriculture, and human health.
Posted inEditors' Highlights
Suivie de l’accumulation des métaux lourds dans le Delta du Nil
Les analyses de sédiments montrent que la réutilisation de l’eau non traitée et la construction de barrages entraînent l’augmentation des concentrations de métaux lourds dans le Delta du Nil, menaçant gravement les écosystèmes, l’agriculture et la santé humaine.
Posted inNews
Ancient Nile Tributary May Have Aided Pyramid Construction
Pollen from sediment cores shows that a now dry channel cutting through Giza was once a flowing waterway that Egyptian pyramid builders could have used to transport supplies.
Posted inNews
The “Green Sahara” Left Behind Fossil Rivers
Reconstruction reveals how people living along the banks of the Nile may have relocated as climate changed and flooding increased during the African Humid Period.
Posted inNews
Ancient Water Underlies Arid Egypt
A hidden trove of groundwater is left over from the last ice age.
Posted inResearch Spotlights
How Fast Is the Nile Delta Sinking?
New study calculates the delta’s subsidence on the basis of satellite data.
Posted inResearch Spotlights
What Causes Flash Floods in the Middle East?
Researchers zero in on the large-scale meteorological processes driving extreme precipitation events in the hot, arid desert region.
Posted inNews
Volcanic Woes May Have Contributed to Ancient Egypt’s Fall
Ice cores and ancient river records suggest that volcanic eruptions may have reduced the flow of the Nile River. Failures of the Nile floods that usually irrigated Egypt’s farms could have fed social unrest.
Posted inNews
Pharaoh's Iron Dagger Made from a Meteorite, Study Confirms
After examining the metal under bombardment by X-rays, scientists find the composition of King Tutankhamun's knife blade matches "iron of the sky."