At the dawn of the industrial revolution, the Earth's atmosphere contained 278 parts of CO₂ per million. Today, after more than two and a half centuries of fossil fuel use, that figure is around 414 parts per million (ppm). ...
Environment
Jul 23, 2020
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Climate scientists use mathematical models to project the Earth's future under a warming world, but a group of the latest models have included unexpectedly high values for a measure called "climate sensitivity."
Environment
May 18, 2020
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A new study from University of Michigan climate researchers concludes that some of the latest-generation climate models may be overly sensitive to carbon dioxide increases and therefore project future warming that is unrealistically ...
Environment
Apr 30, 2020
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The increase in carbon dioxide concentration in the atmosphere has warmed the Earth since the beginning of the industrial era. Climate models try to project how much this warming trend will continue, but they differ in their ...
Earth Sciences
Dec 10, 2019
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Equilibrium climate sensitivity—how sensitive the Earth's climate is to changes in atmospheric carbon dioxide—may be underestimated in individual climate models, according to a team of climate scientists.
Earth Sciences
Nov 13, 2019
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For many, the word "aerosol" might conjure thoughts of hairspray or spray paint. More accurately, though, aerosols are simply particles found in the atmosphere. They can be human-made, like from car exhaust or biomass burning, ...
Environment
Oct 17, 2019
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The rate at which the planet warms in response to the ongoing buildup of heat-trapping carbon dioxide gas could increase in the future, according to new simulations of a comparable warm period more than 50 million years ago.
Earth Sciences
Sep 18, 2019
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The important nutrient phosphate may be less abundant in the global ocean than previously thought, according to a new paper in Science Advances. The researchers compiled data collected using highly sensitive techniques that ...
Earth Sciences
Sep 5, 2019
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A decade without any global warming is more likely to happen if the climate is more sensitive to carbon dioxide emissions, new research has revealed.
Environment
Jul 22, 2019
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Search online for "climate change" and "tipping points" and you'll find some scary results. Melting ice sheets, the collapse of the Atlantic thermohaline circulation , the permafrost methane "time bomb" and the die-back of ...
Environment
Apr 15, 2019
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