Articles tagged with Transpiration
A new study demonstrates strong performance in predicting daily crop transpiration using machine-learning models and high-resolution lysimeter data. Machine learning can reliably predict daily transpiration from environmental conditions and plant characteristics, highlighting an important conceptual step toward plant-driven prediction ...
The study reveals that grasslands adopt more aggressive strategies than forests when facing water shortages, with plants in grasslands using water aggressively until it's gone. In contrast, forests adopt more conservative strategies, cutting back on water use early to avoid disaster.
Researchers at the University of Missouri discovered that soybeans employ differential transpiration as a natural defense strategy to cool reproductive tissues under extreme weather conditions. This adaptation allows plants to save significant amounts of water while protecting their flowers and seed pods.
A novel, needle-type biosensor allows for real-time monitoring of sucrose uptake in plants, revealing light-dependent stomatal uptake and daily rhythms. The sensor's high sensitivity and stability enable the detection of subtle physiological events, shedding new light on plant biology.
Researchers developed a nonlinear model that captures plants' dynamic response to water stress, revealing 'water spenders' and 'water savers.' The model improves climate predictions and informs water management, providing insights into plant adaptations and soil drydowns.
Researchers discovered that trees close their stomata earlier than previously thought, prioritizing growth over photosynthesis during drought. This finding has implications for carbon sequestration and climate models, suggesting that trees may absorb less CO2 from the atmosphere during droughts.
Research reveals that dry air caused by climate change dehydrates airways, triggering inflammation and associated conditions like asthma and chronic cough. Higher temperatures and drier air may lead to widespread airway inflammation in the US by mid-century.
The Amazon rainforest is a significant source of condensation nuclei for clouds, according to two studies. The rainforest's plant transpiration and thunderstorms produce aerosol particles that can be transported thousands of kilometers, influencing marine cloud formation.
Researchers at Nagoya University have identified a chemical compound that regulates stomatal density in plants, reducing water loss through transpiration. The compound, Stomidazolone, inhibits stomatal development without affecting plant growth, offering a promising solution for drought-prone environments.
Plant biologists have mapped two paths that plants implement during elevated heat conditions to minimize heat damage. Carbon dioxide sensors play a central role in the stomatal warming-cooling responses, while a second heat response pathway bypasses normal photosynthesis-driven responses, leading to increased water use efficiency.
Researchers at CABBI used genetic engineering to improve water use efficiency in climate-friendly C4 crops like sorghum and sugarcane, maximizing biomass production while minimizing water usage. The breakthrough could aid crops in mitigating drought stress and support the development of a sustainable bioeconomy.
A team of researchers has developed a novel 3D printing technology that creates bioinspired solar steam generators for desalination. The innovative design mimics the structure of trees and achieves high water evaporation efficiency, making it an efficient solution to address global freshwater scarcity.
The study explores the impact of light conditions on plant hydraulic conductance and water demands, revealing adaptive strategies for improved crop productivity. Shaded leaves exhibit higher water-use efficiency due to reduced transpiration, offering insights into optimizing agricultural practices.
Research from the University of Gothenburg found that trees surrounded by grass are stronger, taller, and cooler than those with paving close to the trunk. The study suggests investing in good soil and water for trees in urban areas where optimal conditions can be challenging.
A new study reveals that the protective effect of income has largely eroded in affluent neighborhoods over the past 40 years. This means that even if residents have more wealth, they won't be able to enjoy cooler temperatures as climate change worsens.
A new study published in Conservation Physiology identifies the critical limits of plant function under stress, enabling more effective conservation strategies. By understanding these limits, conservationists can identify vulnerable species and allocate resources more wisely.
Researchers from Pusan National University studied compound extreme weather events in northern East Asia and found that a lack of soil moisture led to increased evaporative stress, amplifying heatwaves and triggering compound droughts and heatwaves. Understanding these dynamics is crucial for societal safety.
Researchers found that elevated CO2 levels increase water use efficiency in trees by adjusting stomata opening and closing. The 'g1 number' tool helps predict tree responses under future atmospheric conditions.
Scientists at KTH Royal Institute of Technology have developed a method to harness electricity from wood placed in water, producing small amounts of bioelectricity. By nanoengineering the wood's surface area and porosity, they improved electricity generation by 10 times compared to natural wood.
A new open-path mid-infrared spectrometer can precisely measure isotopologue ratios in atmospheric water vapor in under 15 minutes, offering improved accuracy for climate change modeling and air quality monitoring. The instrument's dual-comb technique enables spatially resolved studies of water vapor transport over natural ecosystems.
A research team from the University of Córdoba has developed a method to calculate tree water consumption, allowing for optimized irrigation systems. This innovation enables farmers to determine if their trees are consuming water at optimal levels or experiencing stress, enabling targeted watering and maximizing production.
Research reveals complexity of tree and urban zone responses to extreme heating events. Tree transpiration plays a significant role in exacerbating the urban heat island effect.
Plant breathing reduces Arctic land surface temperature, but rising CO2 accelerates warming by closing stomata and reducing transpiration. This study confirms the physiological forcing effect on Arctic climate system, estimating that 10% of greenhouse effect is caused by plant stomatal closure.
Scientists at Kobe University found a unique protein in Striga hermonthica that enables it to steal water and nutrients from its hosts. The team identified the ShPP2C1 gene, which blocks ABA signaling and allows high transpiration rates, leading to new potential control methods for this devastating parasitic weed.
Researchers develop a multidimensional model to study tree sap transport, capturing radial variations and geometry effects. The model validates findings via numerical method, providing new insights into flow regimes and their dependence on physical parameters.
Research found that older tropical forests can access deeper soil layers during droughts, while younger forests struggle to survive due to shallower root systems. This study has implications for reforestation efforts and understanding forest responses to climate change.
Researchers found that the optimal amount of rainfall for plant productivity lies in an intermediate climate, where plants can use slightly more moisture than usual. This 'mesic maximum' range is crucial for maintaining ecosystem health and agricultural systems under projected climate change conditions.
Researchers have developed a 3D graphene oxide based artificial transpiration device with high solar vapor efficiency, minimizing convection and conduction losses. The device can also collect more sunlight throughout the day and enable effective water treatment through two pathways.
Researchers at King Abdullah University of Science & Technology (KAUST) studied rice plant responses to moderately saline conditions and pinpointed new salt tolerance genetic loci. They found that growth rate diminished in salt-treated soils, with indica lines faring better than aus varieties, highlighting significant genetic differences.
Researchers at Colorado School of Mines have developed a unique model that integrates processes not often captured in existing water models, including lateral groundwater flow. The study found a significant increase in water supply from transpiration when including lateral groundwater flow, paving the way for better global water models.
A new device mimics leaf processes to harness solar energy and purify water, offering a clean alternative to conventional methods for addressing global water shortages. The tri-layer membrane uses TiO2 nanoparticles, gold nanoparticles, and anodized aluminum oxide to degrade pollutants in simulated sunlight.
A study of European trees found that they have increased their water-use efficiency by 14% for broadleaf and 22% for coniferous species since the 20th century. However, despite this adaptation, forest transpiration rates have still risen by 5% over the same period due to a warmer environment and longer growing seasons.
A new study by US Forest Service scientists finds that eastern hemlock decline due to invasive insect infestation will impact forest transpiration and alter seasonal stream flow patterns. The replacement of hemlock with species like rhododendron or sweet birch may lead to reduced winter stream discharge and increased summer stream flow.
Researchers found that increased carbon dioxide has led to a 34% decrease in stomata density, restricting water vapor release. A model predicts doubling CO2 will halve water loss by plants, altering the hydrological cycle.
Researchers found a genetic mutation in Arabidopsis thaliana that reduces stomata, conserving water while maintaining carbon dioxide intake. The mutant plant exhibits 20% reduced transpiration and increased drought tolerance.
The loss of eastern hemlocks may lead to significant changes in streamflow, forest structure, and soil moisture. Eastern hemlocks play a crucial role in maintaining the ecological balance of mountain ecosystems, providing critical habitat for birds and other animals.