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Ecologist
Passionné d'environnement et de durabilité
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Climate, Sustainability, Health & Energy Policy…
Lundi 15 décembre 2025 à 22:01
Environment & Sustainability
Pandemic Lockdowns Reshape Songbird Beaks
Ecologists report that reduced human activity during Covid‑19 lockdowns triggered a rapid evolutionary shift in the beak morphology of a common songbird, a natural experiment highlighted by The NY Times. The study links the change to altered food availability, underscoring how quickly wildlife can respond to human‑driven habitat disturbances.
The NY Times
Living with a Baby Monkey Revitalises Conservation Drive
A personal essay in The Guardian recounts a former Paris real‑estate agent’s year‑long immersion with infant primates in Guinea’s forests, illustrating the profound impact of direct wildlife stewardship on both the caretaker and endangered guinea baboon populations. The narrative adds a human dimension to ongoing primate conservation efforts in West Africa.
The Guardian (Environnment)
Bubble‑Wrap‑Like Material Promises Transparent Window Insulation
Researchers at the University of Colorado Boulder have engineered a transparent, bubble‑wrap‑inspired polymer that dramatically cuts heat loss through glass, a breakthrough reported by Popular Science. By marrying optical clarity with thermal resistance, the material could slash the 40 % of global energy consumption attributed to poorly insulated windows.
popsci.com
Ice Age Lake Reappears in Death Valley After Record Rains
A historic lake that vanished centuries ago has resurfaced in California’s Death Valley following unprecedented precipitation, according to Science Alert. The sudden refill provides a rare field laboratory for studying paleoclimatic cycles and highlights the extreme hydrological variability driven by a warming climate.
Science Alert
2025 Near‑Record Heat Signals Accelerating Climate Crisis
Scientific American notes that global temperature anomalies this year are edging close to the all‑time record, with heatwaves intensifying across continents. The analysis connects the trend to amplified greenhouse‑gas concentrations, warning that each fraction of a degree adds disproportionate stress to ecosystems and human health.
Scientific American
BlackRock Loses Dutch Pension Fund Over Sustainable‑Investing Concerns
A Dutch pension fund managing €5 billion has withdrawn from BlackRock after the asset manager’s sustainability credentials were called into question, as reported by the Financial Times. The move reflects growing investor scrutiny of ESG practices and could pressure firms to tighten climate‑risk disclosures.
Financial Times
EU Dilutes 2035 Combustion‑Engine Ban, Raising Emissions Questions
The European Commission is set to replace the 100 % CO₂ reduction target for new cars with a 90 % goal, allowing plug‑in hybrids and range‑extender vehicles, according to Politico Europe. Environmental groups warn the concession undermines the EU’s climate ambition, while industry cites competitiveness concerns against Chinese EV manufacturers.
Politico Europe
Health Impacts
COVID‑19 Vaccination in Pregnancy Cuts Premature‑Birth Risk
A large cohort study featured in Scientific American finds that pregnant individuals who received a COVID‑19 vaccine were 30 % less likely to deliver prematurely and 60 % less likely to suffer severe disease. The data bolster public‑health campaigns promoting maternal vaccination as a dual safeguard for mother and child.
Scientific American
Science Frontiers
Dark‑Matter “Nuggets” May Explain Milky Way’s Ultraviolet Glow
A theoretical paper submitted to arXiv proposes that dense clumps of axion‑quark “nuggets” could generate the diffuse ultraviolet radiation observed throughout the Milky Way, as described by ScienceNews.org. If confirmed, the hypothesis would link dark‑matter particle physics to a tangible astronomical phenomenon.
sciencenews.org
International Energy & Security
EU Sanctions Target Russian Oil‑Trade Kingpins, Curtailing War Funding
The European Union has imposed sanctions on two major traders who facilitated clandestine oil shipments that financed Russia’s war in Ukraine, reported by the World Street Journal. The action aims to choke revenue streams for Moscow’s military operations while signaling broader geopolitical pressure on energy markets.
World Street Journal (International)
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