Articles tagged with Aquatic Plants
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A joint study by Tel Aviv University and the University of Haifa discovered that a soft coral's tentacles drive rhythmic movements through a decentralized neural pacemaker system. The system enables each tentacle to perform independent movement while achieving precise collective synchronization.
A new USF-led study found a dramatic decline in some historic sargassum populations due to ocean warming and changes in their distribution. This shift could affect the health of marine ecosystems as sargassum supports high biodiversity for various marine species.
Scientists from Salk and UC San Diego have discovered a new hybrid seagrass that demonstrates low-light tolerance, offering a promising solution for coastal restoration efforts. The hybrid combines the shallow-water Zostera marina with its deeper-water cousin Zostera pacifica, inheriting the latter's low-light toolkit.
Researchers at Northern Arizona University have discovered a partnership between algae and bacteria that creates a clean-nitrogen machine, turning atmospheric nitrogen into food for river ecosystems. This discovery boosts populations of aquatic insects, which young salmon rely on for growth and survival.
Key findings include halting food waste by 75% and restoring half of degraded lands by 2050; the authors recommend shifting agricultural subsidies towards sustainable smallholder farms and implementing land-based taxes or tariffs to reward sustainable low-impact farming.
A team of researchers at the University of Toronto has identified a protein, Shikimate kinase-like 1 (SKL1), that enables land plants to convert light into energy through photosynthesis. This discovery holds promise for improved herbicides and increased efficiency of photosynthesis in food crops.
Despite poor health scores for England's rivers, independent review reveals important improvements in freshwater biodiversity, including increases in species richness and diversity. An alternative monitoring standard has been proposed to better reveal the status of different species and inform local decisions.
Researchers developed a model to detect early signs of marsh decline using satellite observations, identifying vulnerable areas along Georgia's coast. The study found belowground biomass has declined across 72% of Georgia's coastal marsh since 2014.
Scientists have developed genome sequences for five duckweed species, revealing genes behind the plant's unique traits and versatility. The research holds promise for commercial applications, including carbon capture technology and biofuel production.
A study published in Ocean and Coastal Management reveals that artisanal fishers can be almost as accurate as satellites in producing environmental data. The researchers mapped seagrass beds along the coastlines of five Greek islands, with fishermen's maps showing an average accuracy of 78%, compared to 11% more than government policies.
Researchers have developed ExPOSE, a method that allows for the visualization of plant cells with greater resolution, enabling studies on protein and RNA location, and cellular response. The technique uses protoplasts to overcome cell wall challenges, paving the way for a powerful new toolkit in plant biology.
Researchers found that composting aquatic vegetation simultaneously eradicates habitat for disease-carrying snails while improving agricultural output and increasing incomes in northern Senegal. The finding has the potential to aid rural residents caught in a vicious cycle of poverty and disease.
Researchers developed a system that passively alternates between capturing and generating water, eliminating manual labor requirements. The system uses mass transport bridges to optimize efficiency and effectiveness, producing 2-3 liters of water per square meter daily.
Macroscale controls determine the recovery of river ecosystem productivity following flood disturbances. The study suggests that rivers can take months to recover from major floods.
Researchers used CRISPR to modify a tomato gene, resulting in reduced water consumption without affecting crop quality. The discovery holds implications for basic scientific knowledge and could help increase plant yields in dry conditions.
A recent KAUST study used satellite data to investigate the effects of managed vegetation on surface temperature in arid regions. The results showed that vegetation can reduce daytime temperatures by up to 4 degrees Celsius compared to bare soil, providing an extra cooling effect on hotter days.
New research confirms the age of the White Sands footprints using multiple lines of evidence, including radiocarbon dating and pollen analysis. The study provides strong support for the 21,000 to 23,000-year age estimate, resolving a controversy sparked by earlier results.
Researchers at the University of Notre Dame found that removing invasive vegetation from water access points reduced schistosomiasis rates by nearly a third. The removed vegetation can be used as compost and livestock feed, improving food security.
A study by John Innes Centre researchers has revealed how plants avoid cracking under stress by using a growth hormone called brassinosteroid to loosen the straitjacket effect on their skin. The findings, published in Science, have implications for our understanding of plant development and potentially improve crop yields.
A UH-led research team has developed a cost-effective method for removing harmful chemicals and heavy metals from coastal waters by utilizing native aquatic plants. The system, which includes floating aquatic plants and synthetic mats, can help restore ecological balance and keep communities healthy.
Scientists have identified a new species of microalgae, Medakamo hakoo, which has the smallest known genome of any freshwater algae. The discovery could lead to the mass production of substances such as functional foods, cosmetics, and biofuels at low cost.
Researchers identified a shared conserved module in the formation of moss midribs and seed plant axillary meristems, highlighting a universal mechanism associated with evolutionary innovation. The GRAS family genes promote cell division in both structures, leading to defects when this process is compromised.
Engineered duckweed produces up to 10% oil content, a 100-fold increase over wild-type plants, with synergistic effects seen when combining gene modifications. The oil-rich plant can be easily harvested for biofuels or bioproducts, reducing competition with food crops and environmental waste.
Researchers found that the Southern cattail plant can scavenge up to 34 times more manganese from contaminated soil than other plants. The study suggests its potential for sustainable rehabilitation of areas affected by iron mine tailings, demonstrating its high efficiency in phytoremediation.
Researchers discovered that water fleas adapt to carnivorous plants by forming longer appendages on their carapace, making it harder for the plant to suck them in. They also swim more slowly, avoiding proximity to the plants and reducing their chances of being eaten.
Over 50 sightings of manatees have been reported between the Gatun Lake and Miraflores Locks since 1977, leading to speculation about their possible entry into the Eastern Pacific Ocean. A population of 20-25 manatees was estimated in the Gatun Lake in 2015.
Researchers found that T. domingensis absorbed more iron than H. tiliaceus, making it a promising phytoremediation technique for rehabilitating contaminated water and soil. The study's findings could help mitigate the environmental damage caused by the 2015 iron mine tailings dam disaster in Brazil.
Scientists identified a new plant growth-promoting bacteria (PGPB) that enhances duckweed biomass productivity by 2.7-fold, increasing photosynthesis and wastewater treatment efficiency. The molecular mechanism suggests that organic compounds are transferred from the bacteria to duckweed, triggering an increase in photosynthetic activity.
Researchers at Tel Aviv University discovered a central mechanism in plants that helps them deal with drought conditions and water shortages. They found that the ABA signal molecule is stored in inactive state in leaves and released under desired conditions, allowing plants to rapidly respond to changing environmental conditions.
Researchers found that most anglers weren't thinking about how invasive species could affect their own lives, highlighting the need for personalized messaging. Tailoring education campaigns to an angler's values and risk perceptions can motivate action, such as decontaminating boats or attending cleanup events.
Researchers at Cornell University developed a minimally invasive method to measure water potential in leaves using nanoscale sensors and fiber optics. This technology enables the study of basic plant biology, advances breeding more drought-resistant crops.
Researchers identified a long-overlooked pattern in stomatal development, which suggests that living conditions regulate stomatal formation. The discovery uses the plant genus Callitriche, including both aquatic and terrestrial species, to reveal a coordinated delay in stomatal formation for aquatic species.
A toxic cyanobacterial neurotoxin, aetokthonotoxin, causes vacuolar myelinopathy (VM) in bald eagles and their prey, linked to invasive aquatic plants. The toxin is produced when herbicides containing bromine stimulate its formation on plant leaves.
Researchers discovered that plant circadian clocks play a critical role in water consumption, allowing plants to use resources more efficiently. The study found that altering circadian rhythms can improve water use efficiency without compromising plant growth.
Researchers from the John Innes Centre discovered that simple shifts in gene activity in the leaf bud provide a flexible mechanism for forming leaves of all shapes and sizes. The study reveals how cup-shaped leaves evolved from flat sheets through simple genetic changes, offering a simple mechanistic explanation for diverse leaf forms.
Freshwater plants in lakes with high bicarbonate concentrations have higher photosynthesis yields, altering species richness and composition. This shift is expected to change underwater meadow structure and predator protection for small animals and juvenile fish.
A global study reveals that bicarbonate use among aquatic plants is linked to local geology and concentration levels. Many freshwater plants have evolved to use bicarbonate for photosynthesis due to low dissolved CO2 in water.
Researchers at Arizona State University found that some aquatic plants depend on the landscape for carbon through bicarbonate extraction, not just atmospheric CO2. This discovery highlights the importance of understanding how freshwater ecosystems function and respond to environmental changes.
A UC Riverside-led team has developed a chemical to help plants retain water, reducing crop losses from drought. The new compound, Opabactin, is more effective than earlier versions and works quickly, allowing farmers to manage crop performance.
Researchers discovered powerful genes in duckweed that protect against a wide range of harmful microbes and pests, paving the way for use in bioreactors, drug production, and biofuel development. The study's DNA sequencing approach could lead to numerous societal benefits and further unlock the potential of duckweed.
Pumping groundwater for irrigation has decreased streamflow and plant water availability in the US. Groundwater declines have led to a more than 50% decline in some streams, with evapotranspiration also declining in response.
A new study published in Ecology found that rusty crayfish populations declined in lakes with mucky and sandy bottoms, while those with rocky substrates remained stable or increased. The research suggests that the invasive species sabotages its own success by using aquatic plants as shelters to avoid predators.
The ECOSTRESS mission aims to provide critical data for irrigation, enabling farmers to optimize water usage and reduce drought vulnerability. By measuring surface temperature, scientists can calculate evapotranspiration and identify which plants are using water most efficiently.
Researchers discovered that growing littoral zone species like arrow arum, blue-eyed grass, golden club, and lemon bacopa using standard containers, substrates, and controlled-release fertilizer can provide high-quality plants with good growth. These methods can benefit large-scale plant production and bolster ecosystem improvements.
Research found that aquatic plants contribute significantly to long-chain n-alkanes in lake sediments, particularly in closed lakes. The study used hydrogen isotope composition to distinguish between terrestrial and aquatic sources, providing new insights into reconstructing ancient lake dynamics.
Researchers have identified a set of genes that help control early drought response in Brassica rapa, a popular global crop. The study sheds light on how plants respond to water stress throughout the day-night cycle, revealing potential mechanisms for improving drought resistance and fertilization efficiency.
A study by the University of Washington reveals that plants' reduced water needs due to climate change could halve the extent of droughts. This shift in plant water use changes long-term drought estimates, impacting future water supplies and ecosystem stresses.
A new study reveals that water conservation by plants under high CO2 conditions compensates for much of the effect of warmer temperatures, retaining more water on land than predicted. This changes assumptions of climate change impacts on agriculture, water resources, wildfire risk, and plant growth.
CAM research provides a roadmap for increasing agricultural production by developing water-efficient crops and improving existing non-CAM crops. The emerging discipline has tremendous potential for applications, attracting growing interest from academia and industry.
Researchers developed modified protocols to extract high-quality RNA from diverse plant species, overcoming challenges caused by secondary metabolites. The methods combine TRIzol reagent, TURBO DNA-free kit, and sodium lauroyl sarcosinate (sarkosyl) for improved extraction success.
Researchers identified 17 microalgae and aquatic plants capable of removing radioactive contaminants, including cesium, iodine, and strontium. These plant strains could potentially be used to decontaminate highly radio-polluted water in the Fukushima area.
A new species of pipewort has been discovered in the foot hills of the Western Ghats, a unique and fragile habitat. The discovery highlights the importance of conserving this area, which is under threat from population growth, infrastructure development, and uncontrolled tourism.
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.
Research found that commercially available aquatic garden plants can be used in a production/remediation system to treat wastewater. The study concluded that these plants have the potential to generate revenue for producers and are an aesthetically viable alternative to traditional wetland plants.
A UC Riverside botanist is investigating how Southern California's plants affect the region's drought. The research aims to identify plant species most susceptible to drought and predict water evaporation from desert chaparral ecosystems.
Researchers discovered that a parasitic plant can intercept host RNA molecules up to a foot from the point of infection, allowing it to synchronize its lifecycle with the host. This finding could lead to new ways to combat parasites that attack crop plants.
Woody and aquatic plants pose significant threats to China's ecosystems, with the country at risk of catching up with the US in terms of invasive species. China has fewer invasive woody plants than the US, but the introduction of new species via international trade is expected to increase rapidly.
A team of UBC researchers has re-classified an ancient line of aquatic plants as closely related to water lilies, challenging long-held botanical assumptions. The discovery sheds new light on the evolution of flowering plants, dating back at least 135 million years.
Researchers at Georgia Institute of Technology found that aquatic plant duckweed sequesters persistent organic compounds in its tissue, removing contaminants from natural waters and engineered wetlands. The study's implications include updates to water monitoring regulations and wastewater treatment practices.
A new study reveals that a significant part of the aquatic food chain is supported by terrestrial organic matter originating on the shoreline. Aquatic plants produce organic carbon through photosynthesis, which supports fish and invertebrate populations.