Science News Round Up, April 28, 2025

by Mandy Morgan April 28, 2025

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Strigolactones optimise plant water usage by modulating vessel formation

This groundbreaking study uncovers the crucial role of the strigolactone (SL) signaling pathway in regulating vessel element formation in Arabidopsis thaliana, highlighting its impact on plant water usage and potential for enhancing drought resistance. By using single-cell transcriptome analysis, researchers demonstrated that SL signaling modulates cell fate decisions in cambium stem cells, influencing transpiration rates and supporting plant resilience under fluctuating water conditions, with implications for improving agricultural sustainability amidst climate challenges.

The Silent Mental Health Crisis of Climate Change

Climate change is increasingly recognized not only for its physical impacts but also for its significant mental health ramifications, including heightened anxiety, depression, and PTSD, particularly among survivors of extreme weather events. As this link becomes more evident, it is crucial for healthcare professionals to integrate climate awareness into clinical practices, underscoring the urgent need to advance whole-person care that considers environmental factors as central to human health and well-being.