Remove Atmosphere Remove Environmental Science Remove Greenhouse
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Climate Change’s Fingerprints Came Early, a Thought Experiment Reveals

Scientific American

Skip to main content Scientific American Opinion July 4, 2025 5 min read A Thought Experiment Reveals the Fingerprints of Climate Change Came Early Climate change left its signature on the atmosphere early in the industrial revolution, reveals a thought experiment investigation By Ben Santer , Susan Solomon , David W. The consequence?

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Volatile Chemical Products: Important Contributors to Harmful Particulate Matter

HumanNature

Candidate in the Department of Chemistry at Colorado State University Earths atmosphere is one of our greatest shared resources and provides many ingredients required for life. We breathe oxygen from the atmosphere, weather systems distribute water, and the ozone in the upper atmosphere protects us from harmful radiation.

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168 Years of Climate Science

Legal Planet

Swedish scientist Svante Arrhenius predicts changes in surface temperature due to greenhouse effect. Scientist calculates greenhouse effect from fossil fuels and matches it to recorded global temperature changes. Systematic measurements of atmospheric CO2 levels begin at Mauna Loa observatory.

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MAGA vs NOAA, Executive Orders, and Growing IRA Support

Legal Planet

The news that started leaking last Friday is that the Trump administration wants to break up the National Oceanic and Atmospheric Administration and essentially end NOAAs climate work by abolishing its primary research office and forcing the agency to instead help boost U.S. Trump wants to Make Weather a Mystery Again.

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A Dangerous Disruption

Legal Planet

The “for one year” part is crucial: stratospheric aerosols stay in the atmosphere roughly a year, so one gram offsets the heating effect of one ton only for the first year after the ton is emitted. SAI can offset the effects of greenhouse gases on global-average temperature, but not their total climatic and environmental effects.

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Another Historic Climate Court Ruling in the Netherlands

Legal Planet

its district, appellate , and supreme courts decided in favor of Urgenda, an upstart environmental organization, ordering the government to more aggressively reduce greenhouse gas emissions. Environmental Protection Agency (2007) forced the EPA to regulate greenhouse gas emissions. Everyone produces greenhouse gases.

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Speaking Truth to Corporate Power

Legal Planet

Management approved her shift in emphasis, hoping that she would prove that aerosols in the atmosphere (including those from auto exhaust) would completely offset the greenhouse gas effect. He talked her into studying climate change. Her research didn’t come out that way. You can’t fairly call these scientists heroic.