Unsustainability in emergent systems حسب Haddad, Marc

"…We propose a framework of corresponding mitigation options as a roadmap for improving the sustainability of the system, namely by reducing the reliance on fossil fuels, decreasing pollutants and Greenhouse Gas (GHG) emissions, reducing mobility costs and increasing passenger safety.…"
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Seasonal variations of trace metal chemical forms in bed sediments of a karstic river in Lebanon حسب Korfali, Samira Ibrahim

"…Sediment was derived from catchment soils and limestone. Total sediment Fe increased in winter at all sites following deposition of eroded soil from upstream. …"
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