Global network taps tree rings to study impact of tropical drought

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Valerie Trouet using a specialized tool to take a sample from a tree

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Rebuilding nature’s blueprint to target cancer

A postdoctoral researcher is exploring how cantharidin, a natural toxin blister beetles use as a defense mechanism, could lead to safer and more effective cancer therapeutics.

Mining the deep sea: Insights from a life in the industry

John Lacy, a veteran mining law expert, has helped shape the field for over five decades. As director of the University of Arizona’s Global Mining Law Center, he’s focused on legal challenges in emerging areas like deep-sea and space mining. He calls for clearer international regulations and community benefit-sharing, while highlighting the university’s role in advancing responsible resource development.

Tree ring study reveals Western Apache fire management practices buffered climate effects

Research shows small, frequent fires by mobile hunter-gatherer groups controlled landscape-scale fire activity.