Scientists have used clues locked into tree rings to reveal major changes in the Amazon’s rainfall cycle over the last 40 years: wet seasons are getting wetter and dry seasons drier. Oxygen isotope ...

New research has found that some tropical trees in the Peruvian Amazon can be used to monitor mercury pollution from gold mining, offering an alternative to expensive air monitors. Previous research ...

Add Popular Science (opens in a new tab) Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. Get the Popular ...

Wild fig tree rings offer a cheap method for tracking toxic atmospheric mercury, a byproduct of gold mining in the Global South, according to a new study. Wild fig tree rings offer a cheap method for ...