Climate explained: why Mars is cold despite an atmosphere of mostly carbon dioxide
If tiny concentrations of carbon dioxide can hold enough heat to create a global warming impact on Earth, why is Mars cold? Its atmosphere is 95% carbon dioxide.
If tiny concentrations of carbon dioxide can hold enough heat to create a global warming impact on Earth, why is Mars cold? Its atmosphere is 95% carbon dioxide.
Earth Sciences
Nov 6, 2019
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Near Earth's surface, increasing concentrations of carbon dioxide in the atmosphere are causing temperatures to rise. But starting around 60 kilometers (37 miles) up, in the outermost layers of atmosphere called the mesosphere ...
Earth Sciences
Nov 18, 2022
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The subsurface ocean of Saturn's moon Enceladus probably has higher than previously known concentrations of carbon dioxide and hydrogen and a more Earthlike pH level, possibly providing conditions favorable to life, according ...
Space Exploration
Jun 20, 2019
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The last 2.6 million years are characterized by glacial cycles, a regular alternation of cold and warm periods. It is widely accepted that changes in the concentrations of carbon dioxide and other greenhouse gases in the ...
Earth Sciences
Oct 24, 2019
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Many Australian school kids could be learning in classrooms with poor indoor air quality that exceeds safety guidelines.
Education
Apr 14, 2021
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Using a new laboratory technique to analyze fossil snail shells, scientists have gained insights into an abrupt climate shift that transformed the planet nearly 34 million years ago.
Earth Sciences
Apr 22, 2013
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Concentrations of carbon dioxide in the atmosphere are higher than at any time in human history, and nine of the warmest years have occurred since 2005.
Environment
Dec 13, 2019
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As disastrous storms, floods, and fires become more common in the US and elsewhere, humans are just beginning to appreciate some of the impacts of global warming. But these impacts would be much worse if the ocean hadn't ...
Earth Sciences
Nov 27, 2018
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Levels of heat-trapping greenhouse gases in the atmosphere have reached another new record high, according to the World Meteorological Organization. This continuing long-term trend means that future generations will be confronted ...
Environment
Nov 25, 2019
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Flying insects and parasites are often vectors for disease, but a mosquito needs to first find someone before they can bite them. In a recent study published in Frontiers in Ecology and Evolution, researchers examined bird ...
Ecology
Aug 5, 2020
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