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Desde 1995: 4 notícias
Climate change and urbanization threaten half of global beaches
Publicado em 20 de novembro de 2025
Scientists warn that global climate change and intensive human activity along coasts are causing rapid loss of beaches worldwide, with nearly half of the world's coastlines potentially disappearing by the end of the century.
Prof. Omar Defeo, a marine scientist at the University of the Republic in Uruguay, said: "By the end of the century, almost half of beaches will be gone. Uruguay, Brazil, and Argentina share these resources, so we must work together to manage and protect coastal [...]
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Ultra-processed foods threaten global health, experts warn
Publicado em 20 novembro 2025Three major studies published in The Lancet reveal that ultra-processed foods are displacing traditional diets worldwide , reducing nutrition quality and contributing to the rise of chronic diseases. Experts urge governments and societies to take immediate action. Ultra-processed foods are industrially produced products that often contain no natural ingredients and include cosmetic additives. Examples include soft drinks, chips, and many breakfast cereals. PROBLEM IS CORPORATE POWER, NOT [...]ver notícia -
Astronomers astonished by ring around frigid distant world Quaoar
Publicado em 08 fevereiro 2023The small distant world called Quaoar, named after a god of creation in Native American mythology, is producing some surprises for astronomers as it orbits beyond Pluto in the frigid outer reaches of our solar system. Researchers said on Wednesday they have detected a ring encircling Quaoar akin to the one around the planet Saturn. But the one around Quaoar defies the current understanding of where such rings can form – located much further away from it than current scientific [...]ver notícia -
New species of electric eels discovered in the Amazon, including one that can deliver a 860V jolt
Publicado em 12 setembro 2019Call it a shock discovery: DNA research has revealed two entirely new species of electric eel in the Amazon basin, including one capable of delivering a record-breaking jolt. The findings are evidence, researchers say, of the incredible diversity in the Amazon rainforest — much of it still unknown to science — and illustrate why it is so important to protect a habitat at risk from deforestation, logging and fires. "In spite of all human impact on the Amazon rainforest in the [...]ver notícia