For hundreds of years, the Amazon has been exploited for its gold. Today, the precious metal is just as sought after, but the ...

It might surprise you to learn wildfire activity has declined. That's according to a new study co-authored by a University of Arizona professor. How the new Florida bill could change the way we ...

Well, tree-ring dating, or dendrochronology, can be this precise, and even more so. Dendrochronologists showed that an ancient wooden road uncovered in southwestern England not only was built in ...

But after months of short-term drought across Arizona, the stream gently rippled by on a February outing. The water level was so low it didn’t reach the rocky riverbank. It was a sign of how the lack ...

Three were near mining activity and two were more distant ... told Mongabay by email. Gerson added that using tree rings to measure mercury could be useful for monitoring progress toward the Minamata ...

Two locations were far removed from mining activity, but three were within ... Although annual tree rings can tell researchers when mercury levels began rising, they can’t necessarily offer ...

Dollar Tree (Nasdaq: DLTR) visits the Nasdaq MarketSite ... In honor of the occasion, Michael Creedon, Jr., Chief Executive Officer, rings the Opening Bell. Sign up for our newsletter to get ...