Detail of a photo: Large angular boulder beside a shallow pebbly stream in a grassy mountain valley, below steep forested slopes and rocky peaks under a dramatic blue sky, in heavily processed colours.
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The varying composition of a single bolt of lightning

The varying composition of a single bolt of lightning

Until recently, scientists assumed lightning had a homogeneous distribution of energy inside its channel. But researchers like Damien Bestard, a PhD student with the Sorbonne Université have found that the composition of each bolt is quite variable. Bestard presented his findings at the European Geosciences Union General Assembly EGU23 on Monday (April 24). As part …[Read More]

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Urban streams can provide water sources for climate change mitigation

A schema of the ProBach methodology.

With advancing climate change, mitigation measures are necessary to fight urban heat islands. Reactivating urban streams as blue-green infrastructures can contribute to this mitigation, and serve as an invaluable water resource.  Urban streams – banned to the underground In urban areas, hydrological conditions have been modified, impacted or completely changed for centuries.  Rivers and streams …[Read More]