National Highways visits Guildhall to explain Stonehenge tunnel
National Highways hosted an event in the Crown Court of the Guildhall, along with representatives from Wessex Archaeology and Octavius, to explain…
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National Highways hosted an event in the Crown Court of the Guildhall, along with representatives from Wessex Archaeology and Octavius, to explain…
“I’d be misleading you if I was telling you not to prepare yourself for a custodial sentence.”
Warming temperatures are causing a steady rise in copper, zinc and sulfate in the waters of Colorado mountain streams affected by acid rock drainage. Concentrations of these metals have roughly doubled in these alpine streams over the past 30 years, a new study finds, presenting a concern for ecosystems, downstream water quality and mining remediation.
The amount of copper, zinc and sulfate has doubled in the alpine streams flowing from the mountains over the past three decades.
The latest report raised concerns about the impacts of warming temperatures on the Colorado mountain streams, causing a significant increase in heavy metals, including sulfate, copper, and zinc levels. Read here.