A Princeton University-led study shows that solar and wind energy enhance drought resilience and aid in groundwater sustainability by reducing reliance on hydropower. The researchers suggest deploying solar and wind energy simultaneously with regulations on groundwater use can increase overall benefits.
A new study finds that increasing solar and wind energy in California can enhance drought resilience and benefit groundwater sustainability. The researchers developed a trade-off frontier framework to quantify the water sustainability value of solar and wind energy.
A new control system has been developed to better control wind energy systems, improving efficiency and reducing costs. By decoupling power generation and feedback, the system enables turbines to respond quicker and with less strain on physical components.
A new Harvard study identifies the Upper Midwest as ideal for wind turbines and the Great Lakes/Mid-Atlantic region for solar power to achieve maximum benefits. The research, funded by Harvard University's Climate Change Solutions Fund, provides a guide for policymakers, businesses, and utilities on where to deploy renewable energy.
Typhoon Bualoi continued to exhibit asymmetric shape due to ongoing wind shear, as revealed by NASA-NOAA's Suomi NPP satellite. The storm was transitioning into an extra-tropical cyclone, losing its tropical characteristics. Forecasters predict it will weaken and make landfall well east of Japan.
Researchers identify three grand challenges in wind energy research: understanding wind resources, addressing turbine and system dynamics, and designing wind plants for grid reliability. Addressing these challenges is crucial for advancing the state of the art in wind plant energy output.
Tropical Storm Neoguri is undergoing extratropical transition due to southwesterly wind shear, resulting in elongated storm structure and weakened convection. The system's maximum sustained winds near 40 knots (46 mph) are expected to decrease within 12 hours.
A new study found a negative effect of three birds lost for every turbine within 400 meters of a bird habitat, but also suggests ways to minimize the impact through wind turbine design and placement. The researchers estimate that about 150,000 birds are affected by wind turbines in the U.S. every year.
Researchers from Aarhus University and Durham University have modelled fluid dynamics of multi-rotor wind turbines, demonstrating a clear advantage for a turbine model with four rotors. This design reduces downstream turbulence, allowing for more efficient energy production.
Tropical Storm Mitag is undergoing extratropical transition, losing its tropical characteristics and becoming a larger system with increasing wind field size. The storm had maximum sustained winds near 40 knots (46 mph/74 kph) as it moved east-northeast towards landfall over northern Honshu, Japan.
A team of Penn State researchers developed a model that can accurately predict wind farm energy production and location. The model provides a probability curve for wind production, allowing companies to make informed decisions about investing in wind farms.
Tropical Storm Jerry is weakening due to strong vertical wind shear and an intruding dry atmosphere, causing its cloud pattern to deteriorate. The storm's shape is becoming elongated, indicating it is losing strength. Forecasters expect gradual weakening over the next few days.
Tropical Storm Jerry's organization and strength are affected by wind shear, pushing clouds away from the storm's center. The shape of the storm provides forecasters with an idea of its internal structure, while wind shear weakens rotation by pushing it apart at different levels.
A new study reveals that coastal proximity, rain and prevailing wind direction influence the distribution of marine sulfur on land. Plants in coastal settings utilize marine-derived sulfur, which is affected by human activities such as oil refineries and vehicles.
NASA's Suomi NPP satellite tracked Tropical Storm Karen as it formed in the Caribbean Sea and encountered wind shear, causing its shape to become less organized. The storm is expected to bring heavy rains and gusty winds to Puerto Rico and the Virgin Islands.
The report examines wind energy impacts on sensitive wildlife, citing the need to balance wildlife conservation with rapid greenhouse gas emissions reductions. It highlights areas where further research is needed to minimize wind turbine effects on birds and bats.
Tropical Storm Mario has lost its rounded shape, indicating weakening, according to NASA-NOAA satellite imagery. Wind shear is affecting the storm, with powerful thunderstorms stretching high into the troposphere, suggesting heavy rainfall potential.
Mechanism modeling can improve the accuracy of air-sea fluxes, which are crucial for predicting marine atmospheric boundary layer processes. By accounting for the impact of waves, currents, and wind coupled together, models can better represent the interactions between the atmosphere and ocean.
The Suomi NPP satellite's Visible Infrared Imaging Radiometer Suite (VIIRS) instrument provided an infrared image of Hurricane Kiko on Sept. 16, showing an elongated shape due to wind shear. Wind shear affects tropical cyclones by pushing against the rotating cylinder of winds, weakening rotation and intensifying the storm.
Hurricane Kiko is being disrupted by wind shear from the northeast, preventing a closed eyewall circulation and allowing the storm to weaken. Cloud top temperatures indicate strong storms with the capability to create heavy rain.
Wind shear is detected in the remnants of Tropical Storm Gabrielle by NASA-NOAA's Suomi NPP satellite, pushing its strongest storms northeast and indicating potential for heavy rainfall. The storm's southern quadrant is largely cloud-free due to southwesterly wind shear.
Tropical Depression Erin's strong northwesterly vertical wind shear pushed most of its clouds and thunderstorms southeast, weakening the storm. The cyclone strengthened into a tropical storm despite the wind shear, but weakened back to a depression by 11 a.m. EDT.
A team of astrophysicists discovered a connection between the brightening of pulsar wind nebula and the spin-down rate transition in PSR B0540-69. The study found that the X-ray PWN around PSR B0540-69 increased by 32% over 400 days, indicating a sudden enhancement of the magnetic field that powers the pulsar wind.
New analysis reveals Europe's onshore wind farms could supply enough energy for the world until 2050, producing 497 EJ of power. The study identifies Turkey, Russia, and Norway as having the greatest potential for future wind power density.
Advances in wind technology have led to significant growth, with larger turbines now capable of generating up to 5 megawatts. Improved efficiency and cost reductions are expected, but maintaining these turbines will require more economical methods.
Researchers at Newcastle University have found that wind erosion is unlikely to be the primary cause of methane gas release on Mars. The team used high-resolution imagery and data to rule out wind erosion as a viable mechanism for producing detectable levels of methane in the Martian atmosphere.
MIT researchers quantify cost targets for energy storage to enable solar and wind power with storage to reach competitiveness with other on-demand energy sources. The study finds that energy storage costs need to fall below $20/kWh to achieve cost-competitive baseload power over a twenty-year period.
Scientists at University of Wisconsin-Madison successfully recreated the sun's solar wind and 'plasma burps' in a laboratory setting, confirming their development and providing an Earth-bound model for future study. The experiment used a three-meter-wide hollow sphere to mimic the sun's plasma and electromagnetic fields.
The storm is being affected by moderate vertical wind shear from the southwest, which can displace clouds and showers around the center. The Joint Typhoon Warning Center forecasts 07W to move north before dissipating in Japan.
A new study finds that fossil fuels' ratios of extracted energy to produced energy are lower than previously thought, especially at the finished fuel stage. The study warns that declining EROI may lead to a 'net energy cliff', where available energy declines rapidly.
A new Stanford study shows that wake-steering can improve the quantity and quality of power from wind farms, increasing overall power output by up to 47% in low wind speeds. Wake steering also reduces the variability of power production, making it easier for grid operators to manage supply and demand.
Researchers developed a wake steering technique that increases total power production while reducing variability in wind speeds, leading to improved efficiency for near-average wind conditions. The study used field experiments on an array of 6 turbines over 10 days at a wind farm in Alberta, Canada.
Researchers discovered that dung beetles use a wind compass to navigate when the sun is high, complementing their sun compass. This flexible navigation system enables precise direction-finding at all times.
Researchers have discovered that dung beetles use a wind compass and sun compass to navigate, switching between the two depending on the condition. The insects' brains adapt dynamically to the environment, allowing them to make informed decisions.
Research suggests that South African dung beetles utilize a multisensory compass, combining wind direction with solar elevation to maintain spatial orientation. The study found that the beetles' ability to orient themselves improves when incorporating wind cues into their navigation strategy.
The €2m High Performance Computing (HPC) project aims to optimise the sustainable exploitation of wind power. Annual energy production by wind turbines reached around 10.4 per cent in the EU, with Brazil experiencing over 10 per cent annual growth.
A new method enables efficient use of energy by smart homes in a microgrid, reducing overall load and demand for renewable energy. The approach allows smart homes to exchange surplus renewable energy, optimizing energy use and scheduling.
Researchers at Cornell University have discovered engineered electroactive microbes that can borrow electrons from solar or wind power to break down carbon dioxide molecules. These microbes can then produce biofuels like isobutanol or propanol, which could be used as an alternative energy source.
Researchers from Texas A&M University have developed a biomimetic whistle that uses bat's natural echolocation to deter bats from flying into wind turbine blades. The device, mounted on turbine blades, produces an ultrasonic sound detectable by bats at distances of up to 100 meters.
A team from Ohio State University has built a more efficient and reliable potassium-oxygen battery that can store excess energy from renewable sources. The battery can be charged at least 125 times, making it a potential solution for long-lasting energy storage in the power grid and cell phones.
Researchers found a significant increase in tourism on Block Island after construction of the offshore wind farm, with occupancy rates rising by 19% and monthly revenue increasing by $3490. The study suggests that curiosity about renewable energy drove the interest, but may not persist long-term.
Tropical Cyclone Lorna was torn apart by strong northwesterly wind shear, weakening the storm and causing it to dissipate. The 'extremely high' vertical wind shear environment was hostile to the storm, leading to its rapid demise.
Global ocean wind speeds and wave heights have increased slightly over the last three decades, according to a new study. The analysis of satellite data spanning thirty years confirms small but significant increases in extreme conditions, particularly in the Southern Ocean.
New research from Lancaster University and international partners suggests that investing in solar panels, wind turbines, and energy storage is a better strategy for tackling climate change than developing carbon capture technologies. The study finds that renewable energy systems with storage offer comparable or even superior net energ...
Researchers discovered massive blobs of solar wind in archival data from NASA's Helios spacecraft, which could shed light on the solar wind's beginnings. The study used advanced modeling and analysis to connect the blob patterns to specific regions on the Sun.
A new study challenges the US Department of Energy's plan to expand offshore wind power, citing supply chain issues with rare earth metals like neodymium. The researchers found that creating a domestic program could raise questions about natural resource consumption and recyclability.
Subtropical Cyclone Joaninha was torn apart by strong wind shear in the Southern Indian Ocean, according to NASA. The storm weakened from a maximum sustained wind speed of 35 knots (40 mph) as it moved south-southwest.
Tropical Cyclone Joaninha's maximum sustained winds dropped to 65 knots on March 29, 2019, after being pushed away from its center. The storm was expected to weaken further due to increasing wind shear and cooler sea surface temperatures.
Savannah's maximum sustained winds dropped to 35 knots (40 mph) as it weakened under strong vertical wind shear from the northwest. The Joint Typhoon Warning Center issued its final warning at 5 a.m. EDT, predicting further dissipation later in the day.
Researchers found a persistent flow of total virtual energy from less-populated to energy-abundant provinces in China increased after the financial crisis. The study highlights the need for holistic policy decisions to mitigate energy's environmental impacts.
The NASA-NOAA satellite revealed a burst of strong storms in Tropical Depression 03W, indicating vertical wind shear effects. The storm's circulation center was displaced from the bulk of clouds and precipitation.
Developed by Zhang et al., the CS-WD-WNN model outperforms other models in wind speed prediction with high accuracy, providing essential data for wind farm operations.
Scientists found that wind stress and its curl are key factors in simulating the Pacific North Equatorial Countercurrent. Weak biases in these models affect tropical surface currents and climate simulations.
The development of a new generation of catalysts is crucial to meet the world's demand for clean energy. Researchers at the University of Copenhagen have made a breakthrough in finding better, cheaper catalysts using high-entropy alloys, which can aid the conversion of chemical substances in chemical reactions.
Wutip's weakening was caused by vertical wind shear and cooler waters, which knocked out the storm's winds. The depression is expected to make a turn toward the west with decreased forward speed over the next 24 hours.
A study by KU Leuven reveals that red giants lose less mass than previously thought, as their stellar winds are affected by an overlooked partner star. This discovery challenges the long-held assumption of high mass loss rates for these stars.
A new software tool has been developed to analyze Airborne Wind Energy Systems (AWES) that utilize lightweight kites or large drones. This innovation offers a cost-effective way to harness wind energy at high altitudes, where traditional wind turbines are not feasible.
Researchers from Queen Mary University of London, University of Arizona, and University of Iowa made the first direct measurement of how energy is transferred from electromagnetic fields to particles in the solar wind. This process, known as Landau damping, causes electrons to be energized and heats interplanetary space.
Scientists at the University of Manchester have created flags that can harness both wind and solar energy to generate electricity. The innovative flags use piezoelectric strips and flexible photovoltaic cells to produce power, making them suitable for powering remote sensors and small electronics.
A study published in the Journal of Great Lakes Research found that water-based outdoor recreationists on Lake Erie overwhelmingly support offshore wind energy development. The researchers discovered a strong correlation between OWD support and positive perceptions of tourism opportunities and enhanced recreation experiences.