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How plants measure their carbon dioxide uptake

In a balancing act between drying out and starving in dry conditions, plants use an elaborate network of sensors to regulate their carbon dioxide uptake. The study reveals that guard cells have sensors for CO2 and ABA, allowing them to measure photosynthesis and water supply, and adjust the stomata accordingly.

SourceUniversity of Würzburg·JournalNature Plants·DateAug 26, 2019

Disregarded plant molecule actually a treasure

Research by Salk Institute scientists reveals phaseic acid's unexpected role as a plant hormone crucial for drought resistance and survival traits. The study suggests that phaseic acid may inform the development of new, hardier crops to weather climate change-induced natural disasters.

SourceSalk Institute·JournalCell·DateAug 11, 2016