Trees reveal the evolution of environmental pollution

In an article published in the journal Environmental Pollution, Brazilian researchers have showed that tree species Tipuana tipu have been successfully employed as a marker of atmospheric pollution by heavy metal and other ...

Tree rings on Hawai'i could hold new knowledge about El Nino

Trees can record centuries of history in their rings – changes in rainfall and temperatures, even evidence of fires sweeping through a region or the climatic impacts of volcanic eruptions. Annual rings are common in trees ...

Determining fish age using inner ear structures

Biologists in Japan have identified four distinct zones in the otolith, a calcium carbonate structure in the inner ear, which can be used to determine age in fish.

Amazon basin tree rings hold a record of the region's rainfall

The Amazon basin contains the world's largest rain forest, famous for its rich biodiversity and importance in the world's oxygen and carbon cycles. It also has an outsized influence on water cycles in South America and beyond. ...

Floodplain forests under threat

A team from the Institute of Forest Sciences at the University of Freiburg shows that the extraction of ground water for industry and households is increasingly damaging floodplain forests in Europe given the increasing intensity ...

To save giant sequoia trees, maybe it's time to plant backups

Last month, unusually high winds knocked down 15 giant sequoias in Yosemite. If you haven't had a chance to see them in person, giant sequoias are big—like, warp-your-sense-of-scale and melt-your-brain big. Then, once you've ...

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