disaster news Archives - Page 2 of 5

Nov72024 by Editor DeskNo Comments

Mysterious Black Balls on Sydney Beaches May Be “Fatbergs” Containing Human Waste and Chemicals

Breaking News, Climate Actions, Environment

In mid-October, Sydney beaches were alarmingly littered with black, tar-like balls. Initial suspicions pointed to tar balls from an oil spill, but a detailed analysis revealed a more disturbing source: these black lumps are likely "fatbergs," congealed masses of human waste and pollutants, including chemicals from industrial and domestic runoff. The first sightings appeared on October 16 at Coogee Beach, with subsequent reports from Bondi, Bronte, Tamarama, and Maroubra. Authorities closed the beaches amid concerns of toxic exposure, initially linking the spheres to oil. However, scientific analysis, led by a team from the University of New South Wales and multiple environmental agencies, found that only 30% of the black balls’ carbon content was fossil-based, ruling out oil as the prim...

Nov52024 by Editor DeskNo Comments

Flood Maps Backfire at Coastal Residents Feel Less Concerned About Rising Seas

Breaking News, Disasters, Environment

The study reveals a surprising challenge for climate risk communication: while maps of projected sea-level rise (SLR) are often used to raise awareness, they may not effectively increase personal concern among coastal residents. Instead, these visual aids may unintentionally reduce perceived personal risk, even for those whose properties are directly threatened by future flooding. When shown maps indicating that their homes could be permanently flooded by 2100, residents tended to view SLR as a broader societal issue, less likely to impact them personally. This detachment underscores a common psychological barrier in risk perception, where people perceive climate threats as more abstract or distant from their immediate lives. Interestingly, the study found that emphasizing infrastruc...

Oct242024 by Editor DeskNo Comments

Formation of School Safety Committees: Purpose, Leadership, and Agency

Breaking News, Disasters, Idea & Innovations

At Rubens de Castro Bomtempo Municipal School, the alarm sounds, and the students spring into action, executing a well-rehearsed school evacuation. Guided by their own School Safety Committees, they quickly organize and lead the evacuation, ensuring safety for all. This efficient response is part of a larger initiative in Petrópolis, Rio de Janeiro, where schools are integral to community-based risk management. The students and staff of 51 "Resilient Schools" across the municipality have taken up the challenge of identifying risks, preparing for emergencies, and responding to crises, such as the landslides and floods that frequently hit their region. Petrópolis, located in the mountainous southeastern region of Brazil, is notorious for its high number of socio-environmental disasters. G...

Oct52024 by Editor DeskNo Comments

Global Temperature Surges in 2023-2024 Pressing Challenge for Climate Forecasting Amid Record Heat and Extreme Weather

Breaking News, Climate Actions

As global temperatures are projected to rise above the critical 1.5ºC threshold in 2023-2024, climate scientists are increasingly concerned about the impacts on global weather patterns, forecasting models, and preparedness for extreme weather events. The accelerated pace of climate change, driven largely by human-induced global warming, is intensifying the unpredictability of weather systems and challenging the accuracy of traditional forecasting. This article delves into the factors influencing weather and climate forecasting, examining the impacts of global warming, shifts in atmospheric dynamics, and the limitations of predictive models amid complex, extreme weather events. Global warming refers to the steady rise in Earth's average surface temperature due to the accumulation of gree...

Oct12024 by Editor DeskNo Comments

Virtual Training for Firefighters: iFire System Revolutionizes Preparedness for Extreme Wildfires

Breaking News, Climate Actions, Disasters

As summer draws near, the growing threat of bushfires in regions like Australia and the U.S. has intensified, with climate change making these fires larger, hotter, and faster than ever before. Notable events like Australia's 2019/2020 "Black Summer" megafires and the recent August 2023 Maui wildfires highlight the increasing frequency of these devastating disasters. Despite the crucial role firefighters play in battling these blazes, many are not fully prepared for the unpredictable and extreme nature of modern wildfires, putting their safety and decision-making at risk. In response to this, the University of New South Wales' (UNSW) iCinema Research Centre has developed a groundbreaking solution: iFire, an immersive virtual training system designed to prepare emergency responders for r...

Sep292024 by Editor DeskNo Comments

Breaking Discovery Earth’s Inner Core May Have an Even Deeper Hidden Layer

Breaking News, Environment

Scientists have uncovered new evidence that suggests Earth's inner core long believed to be a solid iron sphere may actually consist of two distinct layers. This revelation could potentially reshape our understanding of Earth's formation and the events that shaped its early history. "Traditionally, we've been taught that Earth has four main layers: the crust, the mantle, the outer core, and the inner core," said Joanne Stephenson, a geophysicist from the Australian National University, in 2021. However, new research led by Stephenson and her colleagues indicates that Earth's inner core is more complex, featuring an additional, even deeper "inner-inner" core. For years, scientists have inferred what lies beneath Earth's surface by studying seismic waves from earthquakes. These waves t...

Sep282024 by Editor DeskNo Comments

Extreme Weather Events in South America Triple in Frequency Since 1970

Breaking News, Climate Actions, Environment

The frequency of days with extreme heat, dryness, and high fire risk has tripled in certain parts of South America since 1970, according to recent research. The study highlights that while the continent is warming at the same rate as the global average, specific regions are increasingly vulnerable to the co-occurrence of these climate extremes, which pose significant threats to ecosystems, economies, and public health. The most affected areas include the Venezuela-Colombia border, the northern Amazon, and parts of central South America near the Río de la Plata basin. In these regions, the number of days with compounded climate extremes has skyrocketed from fewer than 20 to as many as 70 per year. The variability of these extreme events has also increased from year to year. Impact of ...

Sep272024 by Editor DeskNo Comments

Astronomers Discover Earth-like Exoplanet Orbiting White Dwarf Offering Glimpse into Solar System’s Future

Breaking News, Space

In a remarkable discovery, astronomers have identified an Earth-like exoplanet orbiting a white dwarf star, potentially providing insight into the distant future of our own solar system. The exoplanet, with a mass approximately 1.9 times that of Earth, survived the violent phase when its host star expanded into a red giant before shrinking into a white dwarf. The finding offers new understanding of how planets might endure the tumultuous stages of stellar evolution. Led by Keming Zhang from the University of California, the study utilized microlensing, a technique that magnifies distant celestial objects when the gravity of a foreground star bends the light from a background star. The white dwarf was nearly perfectly aligned with the background star, amplifying the event more than 1,000...

Sep252024 by Editor DeskNo Comments

Research Uncovers Heat Tolerance Variability in Corals Offering Hope for Reef Survival

Breaking News, Climate Actions, Environment

A new study has revealed surprising variations in heat tolerance among coral colonies, offering new insights into their potential survival as global ocean temperatures rise. Even corals of the same species, living side by side, exhibit significantly different responses to heat stress, highlighting the complexity of coral resilience. The findings, published today, come as the world grapples with the impact of climate change on coral reefs. With the fourth global mass bleaching event recently declared and the Great Barrier Reef suffering five mass bleachings since 2016, these discoveries are crucial for future conservation efforts. Variable Heat Tolerance in Coral colonies The research focused on the tabular coral Acropora hyacinthus, a species highly vulnerable to heat waves but es...

Sep242024 by Editor DeskNo Comments

Nuclear Detonation Above Asteroids Could Be Earth’s Best Defense Against Space Rocks

Breaking News, Disasters, Space

A new laboratory experiment conducted by an international team of researchers has reinforced the idea that a nuclear detonation above an incoming asteroid could effectively prevent a catastrophic impact on Earth. The study confirmed that X-rays emitted by a suitably-sized nuclear blast could deflect asteroids as large as 3 to 5 kilometers (around 2 to 3 miles) wide, potentially steering them off a collision course with our planet. While there is no immediate threat from hazardous near-Earth asteroids, the catastrophic potential of an unexpected impact makes it crucial to develop reliable strategies for planetary defense. Nuclear Option: Our Best Bet for Large Asteroids Recent success in asteroid deflection was demonstrated by NASA’s DART mission, which successfully altered the orb...