Efficient removal of steroid hormones from water

Micropollutants contaminate the water worldwide. Among them are steroid hormones that cannot be eliminated efficiently by conventional processes. Researchers of Karlsruhe Institute of Technology (KIT) have now developed an ...

Rise of dinosaurs linked to increasing oxygen levels

Scientists have found that increasing oxygen levels are linked to the rise of North American dinosaurs around 215 M years ago. A new technique for measuring oxygen levels in ancient rocks shows that oxygen levels in North ...

2019 'dead zone' may be the second largest on record

A recent forecast of the size of the "Dead Zone" in the northern Gulf of Mexico for late July 2019 is that it will cover 8,717-square-miles of the bottom of the continental shelf off Louisiana and Texas. The unusually high ...

Mystery of how beetles that live in aquifers breathe solved

You can't always count on finding water above ground in Australia. Some rivers flow through the sand beneath their beds and arid calcite crusts in Western Australia seal off water trapped in permeable rocks beneath. Yet, ...

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