Increasing daily steps is as effective as aerobic exercise in managing asthma
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Updates every hour. Last Updated: 19-Oct-2026 13:17 ET (19-Oct-2026 17:17 GMT/UTC)
A new study published in Nature finds that exotic conifers growing outside their native range in the Southern Hemisphere can grow up to four times faster than populations of the same species in the Northern Hemisphere while also showing greater resistance and resilience to drought. The finding challenges a long-standing assumption in plant ecology that rapid growth comes at the cost of drought tolerance.
Led by researchers from Chile’s Institute of Ecology and Biodiversity (IEB) and the University of Talca, the study analyzed nine conifer species across 192 sites in the Americas, Europe, Africa and Oceania. The researchers also found that native Nothofagus forests in Chile showed similar drought tolerance to exotic pines, suggesting that maintaining and increasing native forests could offer an alternative approach to carbon sequestration. The findings provide new insights into plant responses to climate stress and raise questions about the characteristics that may contribute to the success of some exotic conifers as invasive species.
A new study challenges one of the most deeply rooted assumptions in civil engineering: that using recycled materials in structural concrete inevitably means sacrificing strength. Researchers from Escuela Superior Politécnica del Litoral, in collaboration with University of Surrey, have demonstrated that recycled aggregates can be incorporated into concrete without compromising performance—provided certain technical limits are respected.