Tag #Paleoclimatology

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Comet Impact 12,800 Years Ago Confirmed by Deep-Sea Sediment Analysis

An international research team, including Russian scientist Vladimir Celmovich, discovered evidence of a comet striking Earth 12,800 years ago in deep-sea sediments from the Baffin Sea, confirming the Younger Dryas impact hypothesis and explaining a period of significant global cooling.

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bbc.com
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Ancient Ice Core Promises Climate Change Breakthrough

A 1.5-million-year-old ice core, retrieved from Antarctica through a multinational effort, arrived in Britain for analysis, promising to revolutionize climate change understanding by revealing past climate conditions.

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Early Cretaceous Climate Fluctuations Challenge Greenhouse Warming Narrative

An international team, using 140-million-year-old oyster fossils and climate simulations, discovered significant seasonal temperature variations and periodic glacial melting during the Early Cretaceous greenhouse period, challenging the long-held belief of a uniformly warm climate and offering new p...

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Study Predicts Next Ice Age in 10,000 Years, but Human Activity May Delay It

A new study predicts the next ice age in 10,000 years, but record fossil fuel burning may delay it due to rising temperatures, according to researchers who analyzed 900,000 years of climate data linked to Earth's orbital variations.

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cnn.com
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1.2-Million-Year-Old Antarctic Ice Core Retrieved, Offering Unprecedented Climate Insights

An international team drilled a 2,800-meter-long ice core in Antarctica, dating back 1.2 million years, providing unprecedented insights into Earth's past climate and potential answers to questions about the Mid-Pleistocene Transition.

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welt.de
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1.2-Million-Year-Old Antarctic Ice Core Retrieved, Providing Unprecedented Climate Data

A team of scientists retrieved a 1.2-million-year-old ice core from 2.8 kilometers deep in Antarctica's Little Dome C, providing unprecedented data on past climate and atmospheric changes, helping scientists understand the mid-Pleistocene transition and future climate scenarios.

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nrc.nl
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Dinosaur Teeth Reveal Late Cretaceous CO2 Levels and Biomass Productivity

Analysis of oxygen isotopes in Late Cretaceous dinosaur teeth from various species suggests atmospheric CO2 concentrations were 2.5 times higher than pre-industrial levels, while organic material production was 20-120% greater than today, according to a study published in PNAS.

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bbc.com
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Ancient Ice Core to Unlock Climate Change Mysteries

A 1.5-million-year-old ice core, drilled from the Antarctic ice sheet, arrived in the UK for analysis; scientists will melt it to study past climates, potentially revolutionizing our understanding of climate change and the Mid-Pleistocene Transition.

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arabic.cnn.com
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8-Million-Year-Old Oasis: Saudi Study Reveals Arabian Peninsula's Lush Past

A Saudi Arabian study published in Nature reveals that the Kingdom's land was a green oasis eight million years ago, based on the analysis of 22 cave formations near Riyadh, showing multiple wet phases facilitating animal and human migration between Africa, Asia, and Europe, supporting prior fossil ...

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Ancient Glaciers' Role in Complex Life's Evolution

A new study reveals that over half a billion years ago, during the Cryogenian period or "Snowball Earth," glaciers transported earth minerals into the ocean, altering its chemistry and potentially influencing the evolution of complex life; this research also highlights the importance of addressing m...

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Life on Land
edition.cnn.com
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1.2-Million-Year-Old Antarctic Ice Core Reveals Unprecedented Climate Data

An international team drilled a 2,800-meter-long ice core in Antarctica, dating back 1.2 million years, providing unprecedented data on past climate change, including greenhouse gas concentrations and ice age shifts, and potentially shedding light on the near-extinction event of early human ancestor...

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repubblica.it
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1.2-Million-Year-Old Antarctic Ice Core Reveals Past Climate Shifts and Near-Human Extinction

A team of scientists extracted a 2,480-meter-long ice core from Antarctica, providing a 1.2-million-year climate record that will help understand past climate oscillations and their impact on early human populations.

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32% Bias Score

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Showing 1 to 12 of 15 results