Thursday, September 17News That Matters

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Ghana Turns Plastic Waste Into Low cost Paving Blocks

Ghana Turns Plastic Waste Into Low cost Paving Blocks

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Ghana is tackling plastic pollution by converting discarded plastic into durable paving blocks that are cheaper than conventional concrete, offering a sustainable solution to both waste management and road infrastructure. The initiative is led by Nelplast, a company founded by engineer Nelson Boateng. The company collects plastic waste from more than 500 waste collectors, shreds, washes and mixes it with sand before moulding it into paving blocks without using cement or bitumen. The finished blocks are around 30% cheaper than cement alternatives and are designed to resist cracks, fading and mould growth. Accra generates an estimated 300–450 tonnes of plastic waste every day, while only a small portion is recycled. By creating market value for discarded plastic, the initiative provide...
New Orleans Turns Discarded Christmas Trees into Wetlands to Fight Coastal Erosion

New Orleans Turns Discarded Christmas Trees into Wetlands to Fight Coastal Erosion

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  New Orleans has transformed thousands of discarded Christmas trees into a tool for restoring fragile coastal wetlands, helping reduce erosion and strengthen marshes along Louisiana's disappearing coastline. The city has been running the initiative for nearly three decades, collecting used natural Christmas trees after the holiday season and placing them in vulnerable marshes instead of sending them to landfills. The trees are bundled together and airlifted by helicopters into selected wetland areas, where they help slow water flow and trap sediment. In March 2025, nearly 9,000 donated Christmas trees were collected and transported to the Bayou Sauvage Urban National Wildlife Refuge. The operation was carried out in collaboration with the City of New Orleans, the U.S. Fish a...
Scientists Detect Sharp Acceleration in Global Warming Study finds

Scientists Detect Sharp Acceleration in Global Warming Study finds

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  Global warming has entered a faster phase since around 2015, according to a new study by researchers at the Potsdam Institute for Climate Impact Research (PIK). The study found that after accounting for natural climate influences such as El Niño, volcanic eruptions and changes in solar activity, Earth's long-term warming rate has accelerated significantly. Published in the journal Geophysical Research Letters, the analysis examined five major global temperature datasets, including those from NASA, NOAA, Berkeley Earth, HadCRUT and ERA5. Researchers found that the planet has warmed at an average rate of about 0.35°C per decade over the past 10 years, compared to just under 0.2°C per decade between 1970 and 2015. The researchers said the acceleration became noticeable around ...
Scientists Develop Recyclable Plastic That can be Reused Repeatedly

Scientists Develop Recyclable Plastic That can be Reused Repeatedly

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  New Delhi: Scientists have developed a new type of plastic that can be broken down into its original chemical building blocks and remade multiple times without losing its strength, offering a promising step toward reducing plastic waste. Researchers at the University of Colorado Boulder redesigned a durable thermoset plastic, commonly used in aerospace and microelectronics, using a reversible chemical process. Unlike conventional plastics that degrade in quality after repeated recycling, the new material can be disassembled into monomers and rebuilt while retaining its original properties. The study, published in Nature Chemistry focuses on a polycyanurate thermoset rather than the PET plastic used in everyday bottles. Researchers said the breakthrough demonstrates how futu...
Scientists Explain How Wildfires Create Tornadoes, Thunderstorms and Lightning

Scientists Explain How Wildfires Create Tornadoes, Thunderstorms and Lightning

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  Large wildfires can do more than destroy forests they can also create their own weather, according to a new research brief published by PreventionWeb. Researchers say intense fires generate powerful heat and smoke that influence wind patterns, cloud formation, rainfall and lightning, sometimes affecting areas hundreds of kilometres away from the flames. According to Yunyao Li from the University of Texas at Arlington, the relationship between weather and wildfires is two way. While weather conditions such as heat, dry air and wind influence how fires spread, extremely intense wildfires can begin altering the atmosphere around them. One of the most striking effects is the formation of fire whirls, or fire tornadoes. As the intense heat causes air above the flames to rise rap...
Research Proposes Safer offshore Wind Turbines for Earthquakes Prone Regions

Research Proposes Safer offshore Wind Turbines for Earthquakes Prone Regions

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  Researchers from the University of Technology Sydney (UTS) have developed a new cable stay reinforcement system that could make large offshore wind turbines more resilient against the combined impacts of earthquakes, strong winds and ocean waves. The study, led by Professor Behzad Fatahi and conducted by PhD researcher Nadeem Fairley with support from engineering firm Arup, focused on a 15 MW offshore wind turbine supported by a monopile foundation. The researchers compared a conventional turbine tower with a newly designed cable-stayed tower using advanced numerical modelling. Improving Structural Resilience The proposed design uses high tensile steel cables and supporting struts to strengthen the turbine tower. The added reinforcement increases structural stiffness, he...
Great Pacific Garbage Patch Dominated by Fishing Gear Not Household Plastic, Studies Find

Great Pacific Garbage Patch Dominated by Fishing Gear Not Household Plastic, Studies Find

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The Great Pacific Garbage Patch is made up largely of discarded fishing gear rather than household plastic waste, according to two studies published in Scientific Reports. Researchers found that fishing related debris accounts for the majority of large floating plastic in the North Pacific accumulation zone. The studies estimate that the patch contains around 79,000 metric tonnes of floating plastic spread across approximately 1.6 million square kilometres of ocean. On average, this amounts to about 50 kilograms of plastic per square kilometre, making the pollution far less dense than the commonly perceived image of a floating island of trash. Researchers found that more than three-quarters of the plastic mass consists of objects larger than five centimetres. Fishing nets alone accou...
Climate Change Increases Likelihood of Compounding Drivers of Severe Wildfire Conditions in France and Spain

Climate Change Increases Likelihood of Compounding Drivers of Severe Wildfire Conditions in France and Spain

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After months of drought and repeated heatwaves, France and Spain are battling some of their worst wildfires in recent history. As of July 30, 2026, the largest fires have affected southwestern France and central and eastern Spain, with firefighters receiving support through the European Union Civil Protection Mechanism. In France, wildfires that began on July 22–23 near the Atlantic coast spread rapidly across the Gironde region around Bordeaux, burning nearly 40,000 hectares. The fire became the second-largest single wildfire in France since World War II. Dense maritime pine plantations, dry vegetation, strong winds, and a fire-generated thunderstorm (pyrocumulonimbus) accelerated the spread. More than 240 homes were destroyed, around 220,000 residents and tourists were evacuated, and ...
Nepal Reviews Sunsari Unrest Strengthens Monsoon Disaster Preparedness

Nepal Reviews Sunsari Unrest Strengthens Monsoon Disaster Preparedness

Breaking News
Aug 3, 2026: Nepal National Security Council (NSC) has reviewed the recent violent incident in Devangunj, Sunsari district, and directed authorities to strengthen coordination among security agencies and other stakeholders to prevent similar incidents in the future. The decision was taken during the 43rd NSC meeting chaired by Prime Minister Balendra Shah. The council assessed the clashes between two groups in Sunsari, which resulted in one death, and reviewed the overall security situation in the area. The meeting also focused on disaster preparedness and response measures in view of the ongoing monsoon season and the increased risk of heavy rainfall, floods and landslides. Members discussed strengthening coordination and readiness to minimise the impact of rain induced disasters. ...
Tamil Nadu forms Experts Panel to Prepare for Possible El Niño Impacts

Tamil Nadu forms Experts Panel to Prepare for Possible El Niño Impacts

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Aug 3: The Tamil Nadu government has constituted an expert advisory committee to assess the potential impacts of a strong El Niño event and strengthen the state's preparedness for extreme weather during the 2026–27 and 2027–28 financial years. The committee, formed by the Revenue and Disaster Management Department through a government order issued on July 28, will provide scientific guidance to reduce risks from climate related disasters. The panel will study the likely effects of El Niño on rainfall patterns, drought conditions and other climate risks across Tamil Nadu. It will identify vulnerable regions, monitor rainfall and drought trends, and recommend precautionary measures based on scientific assessments. The committee will also assist the Tamil Nadu Disaster Risk Reduction...