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Environment
Study confirms record Sahara dust event hit Spain from 2020 to 2022
Cabo de Gata, Almeria during the dust event on March 15, 2022 | Eva de Mas (EEZA-CSIC). Credit: Eva De Mas (EEZA-CSIC) A study by the Spanish National Research Council (CSIC), an agency belonging to Spain’s Ministry of Science, Innovation and Universities, shows that during 2020 the most intense Saharan dust event ever recorded in Spain and Portugal’s air quality…
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Earth
Explaining the dramatic changes on a global scale following the world’s final “Snowball Earth” event
A person looks at carbonate rocks in southern China in 2019. New research offers a new explanation for the dramatic global environmental changes that led to the formation of carbonate rocks. Photo by Yaron Liu One of the most dramatic climatic events in Earth’s history was the “Snowball Earth” event that occurred hundreds of millions of years ago, when almost…
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Earth
Earth’s biggest mass extinction event 250 million years ago shows what can happen when El Niño gets out of control
Credit: Pixabay/CC0 Public Domain About 252 million years ago, the Earth suddenly warmed. Over a geologically short period of a few tens of thousands of years, 90% of species became extinct. Even insects, which are rarely affected by such events, suffered devastating losses. The Permian-Triassic mass extinction was the largest of the “Big Five” mass extinctions in Earth’s history. Scientists…
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