Learning & Developments Archives - Page 4 of 13

Mar112025 by Editor DeskNo Comments

New Study Warns Methane Emissions Could Hinder Ozone Layer Recovery

Breaking News, Climate Actions, Environment, Learning & Developments

A new study has highlighted the complex relationship between methane emissions and the recovery of the stratospheric ozone layer warning that rising methane levels could slow ozone restoration especially in polar regions. The ozone layer, which shields Earth from harmful ultraviolet radiation, has shown signs of recovery due to global efforts like the Montreal Protocol. However the study published in Advances in Atmospheric Sciences, suggests that future ozone replenishment remains uncertain due to global warming and human activities. Researchers from Beijing Normal University emphasize that methane plays a dual role while it is a potent greenhouse gas driving global warming, it also triggers complex chemical interactions that impact ozone levels. Understanding these dual effects is ...

Mar82025 by Editor DeskNo Comments

Global Crop Production Faces Threat at 1.5-2°C Warming, Study Warns

Breaking News, Climate Actions, Environment, Learning & Developments

A major portion of global crop production could be at risk as temperatures rise beyond 1.5 degrees Celsius a new study published in Nature Food has revealed. The research warns that low-latitude regions, particularly in the Middle East, North Africa, South Asia, and sub-Saharan Africa, will face the most significant challenges in maintaining agricultural output under increasing climate pressures. Threat to Crop Diversity and Agricultural Stability The study conducted by researchers from Aalto University (Finland), University of Göttingen (Germany) and University of Zürich (Switzerland), analyzed 30 major crops across four warming scenarios ranging from 1.5°C to 4°C. Findings indicate that as temperatures rise beyond 2°C a significant portion of agricultural land will be exposed to un...

Mar62025 by Editor DeskNo Comments

China Researchers Introduce New Model For Typhoon Forecasting Accuracy

Breaking News, Climate Actions, Learning & Developments

Researchers have introduced key improvements in numerical weather models significantly enhancing the ability to predict typhoon tracks and intensities. The study led by Dr. Xiaowei Tan from the China Meteorological Administration (CMA) Earth System Modeling and Prediction Centre, focuses on refining typhoon forecasts by improving parameterization schemes used in operational models. Published in Atmospheric and Oceanic Science Letters, the research presents modifications to the CMA-TYM operational model, incorporating a new parameterization scheme for friction velocity at the ocean surface and a two-moment cloud microphysics scheme. These updates replace the original methods, leading to better predictions for Typhoon Kompasu (2118). Statistical analysis shows that the improved model e...

Mar52025 by Editor DeskNo Comments

Now AI Tool Could Predict Volcanic Eruption Early Warning Signals

Breaking News, Idea & Innovations, Learning & Developments, Tech

A groundbreaking AI driven tool developed by a University of Canterbury led research team significantly enhance prediction of volcanic eruptions worldwide. The tool based on machine learning models potential to save lives and protect infrastructure by improving early warning systems. Dr. Alberto Ardid and Associate Professor David Dempsey from UC’s Civil and Natural Resources Engineering department analyzed seismic data from 41 past eruptions across 24 volcanoes, including three in New Zealand. Their findings suggest that eruption warning signals follow repeatable patterns, which can be applied to under-monitored volcanoes. Dr. Ardid explained “This could be a breakthrough in eruption forecasting, allowing us to transfer knowledge from well-studied volcanoes to improve risk mitigatio...

Mar32025 by Editor DeskNo Comments

Mass NOAA Layoffs Spark Outrage Raise Alarm Over Weather Forecasting, National Security

Breaking News, Climate Actions, Learning & Developments

Hundreds of employees at the National Oceanic and Atmospheric Administration (NOAA) have been laid off as part of the Trump administration’s sweeping effort to reduce the size of the federal government. The move has triggered strong backlash from lawmakers, scientists, and former NOAA officials, who warn of severe risks to public safety, economic stability, and national security. The layoffs, which began on February 27, targeted probationary employees—those with less than two years of service or who had recently been promoted or transferred. The Commerce Department, which oversees NOAA, issued termination notices, with some employees given as little as two hours to leave their offices, according to NPR. Weather Forecasting at Risk NOAA plays a crucial role in weather forecasting, ...

Feb262025 by Editor DeskNo Comments

AI Powered Satellite System Reveals Stark Green Space Inequality in Karachi

Breaking News, Learning & Developments, Space, Tech

A research team led by NYU Associate Professor Rumi Chunara has developed an advanced artificial intelligence (AI) system that accurately tracks urban green spaces using satellite imagery offering a crucial tool for healthier city planning. The system significantly outperforms traditional methods, which have historically failed to capture up to 37% of urban vegetation. Breaking New Ground in Urban Mapping To validate their approach, researchers tested the system in Karachi, Pakistan’s largest city, known for its mix of dense urban sprawl and highly varied vegetation. The AI, built on enhanced DeepLabV3+ segmentation models, was trained using a technique called ‘green augmentation,’ which adjusts training data to account for different lighting and seasonal conditions. This innovation ...

Feb242025 by Editor DeskNo Comments

How Satellites AI Supercomputers Are Changing the Battle Against Wildfires

Breaking News, Climate Actions, Learning & Developments, Space, Tech

As wildfires raged through Los Angeles in January 2025, cutting-edge technology played a crucial role in firefighting efforts. Satellites, artificial intelligence, and advanced computer models helped firefighters track, predict, and combat the fast-moving blazes. Fire detection has come a long way from the early 20th-century lookout towers built after the devastating Great Fire of 1910. Today, California alone has over 1,100 cameras scanning for smoke, with AI continuously analyzing images to detect fires before they spread. NOAA satellites provide real-time heat signatures, fire perimeter mapping, and air quality assessments. Once a fire is detected, predicting its behavior becomes essential. Advanced computer simulations use fuel models, terrain data, and real-time weather forecast...

Feb152025 by Editor DeskNo Comments

Fujitsu, Yokohama Univ Predict Typhoon Tornadoes Using Supercomputer

Breaking News, Climate Actions, Disasters, Learning & Developments

Fujitsu Limited and Yokohama National University have achieved a groundbreaking milestone by developing the world's first real-time prediction system for multiple tornadoes associated with typhoons. Utilizing Fujitsu’s Fugaku supercomputer and an enhanced version of the Cloud Resolving Storm Simulator (CReSS), this innovation significantly improves disaster preparedness by delivering more accurate and faster tornado forecasts. This advanced system reduces prediction times from over 11 hours to just 80 minutes, allowing forecasts up to four hours ahead of tornado occurrences. Notably, the prediction model only used 5% of Fugaku’s computational capacity, demonstrating the potential for larger-scale simulations and even quicker predictions. Addressing Tornado Prediction Challenges Ab...

Feb152025 by Editor DeskNo Comments

Earth’s Magnetic North Pole Continues Its Drift Toward Siberia: How This Ongoing Shift Could Impact Global Navigation and Technology

Breaking News, Environment, Fact Check, Learning & Developments

Earth’s magnetic north pole has moved again, drawing closer to Siberia, according to the latest update of the World Magnetic Model (WMM). This shift could have significant implications for global navigation systems, including those used by commercial aviation and GPS devices. Unlike the fixed geographic North Pole, magnetic north is influenced by the turbulent movement of molten iron in Earth’s core. The pole has been drifting for centuries, but its speed increased dramatically in the 1990s, reaching a peak of 34.2 miles (55 km) per year before slowing to around 21.7 miles (35 km) per year by 2015. The WMM, updated every five years, ensures accurate navigation for planes, ships, and military operations. If updates are delayed, navigation errors could occur. Dr. Arnaud Chulliat, a sen...

Feb142025 by Editor DeskNo Comments

New Study Reveals Why Rock-Ice Avalanches Travel Farther, Proposes Key Friction Equation

Breaking News, Learning & Developments

Rock avalanches are a significant hazard in mountainous regions, but when ice is present, the risk escalates dramatically. In colder regions, rock-ice avalanches avalanches consisting of both rock and ice tend to travel much farther than those made up of rock alone. Despite this well-known behavior, scientists have long struggled to understand the exact mechanism behind this increased mobility. A recent study led by Fan et al. [2024] sheds new light on this mystery using advanced experimental methods. The researchers developed a state-of-the-art flume setup equipped with high-speed cameras that can operate at temperatures as low as −10°C. This allowed them to closely observe how ice fragments interact with rock fragments during avalanche simulations, offering unprecedented insight into ...