Reassessing radon as a reliable groundwater tracer

All radioactive materials which naturally occur in water will produce at least one isotope of radon as a decay product. As radioactive atoms are transported through groundwater aquifers in the form of gaseous radon, they ...

Los Angeles moves to end oil drilling in the city

The Los Angeles City Council on Wednesday took steps intended to phase out oil drilling in the city, moving to address the legacy of of environmental and health problems caused by an industry that helped create modern Southern ...

Using shrimp shells to construct better composite membranes

Shrimp shells, plant extracts and recycled plastic have helped KAUST researchers to build a sustainable thin-film composite membrane that could replace conventional membranes whose environmental toll is greater.

Efficient catalyst for the light-driven methanation of CO2

Recycling carbon dioxide (CO2), especially through conversion to methane (CH4), is compelling while anthropogenic CO2 emissions are still rising. A useful process for this transformation is photothermal methanation, in which ...

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