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What Is a Climate Model and How Does It Work?

Union of Concerned Scientists

Climate models are the main tool climate scientists use to predict how Earth will respond to more heat-trapping pollutants in the atmosphere. Just by looking at the name, you can see that a GCM is a model that simulates the circulation of Earths different physical systems like the atmosphere and ocean. What causes a circulation?

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WMO: Update on 2023/4 Anomalies

Real Climate

since the 1850-1900 baseline is very clearly associated with the increases in greenhouse gases, slightly (and decreasingly) modulated by the changes in atmospheric pollution. Dessler, "Evolution of the Climate Forcing During the Two Years After the Hunga TongaHunga Ha'apai Eruption", Journal of Geophysical Research: Atmospheres , vol.

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Addressing the Triple Planetary Crisis at Our Ocean 2025

Ocean Conservancy

The increased CO 2 , which creates warmer temperatures in the atmosphere, is absorbed by the ocean. The post Addressing the Triple Planetary Crisis at Our Ocean 2025 appeared first on Ocean Conservancy. Warmer ocean waters impact marine ecosystems, including coral reefs and fisheries. Lets be fearless in the face of adversity!

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Climate change in Africa

Real Climate

We also know what is needed to stop global warming: the atmospheric concentrations of greenhouse gases such as CO2 and methane must stabilise, and the forests must be protected. Landgren, "CMIP6 models project a shrinking precipitation area", npj Climate and Atmospheric Science , vol. 45-65, 2025. References A. Dobler, R.E.

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PA Sea Grant Names PA 2025 Knauss Marine Policy Fellows: Nathaniel Edelheit-Rice, Sahara Rios-Bonilla, Chelsea Russ

PA Environment Daily

On November 8, Pennsylvania Sea Grant recently announced three Pennsylvania early-career professionals-- Nathaniel Edelheit-Rice , Sahara Rios-Bonilla , and Chelsea Russ -- have been selected into the 2025 class of the Sea Grant John A. Knauss Marine Policy Fellowship program. candidates and 3 J.D. candidates.

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Will UN Climate Talks in Azerbaijan Deliver on Finance and Emission Reductions? 

Union of Concerned Scientists

UCS is urging the United States and other rich countries, together with additional contributors in a position to provide funding, to commit to a collective goal of $1 trillion annually starting in 2025. Numerous scientific reports (see below) show that nations are falling far short of what is needed to meet the goals of the Paris Agreement.

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Biochar-amended soil can further sorb atmospheric CO2 for more carbon sequestration

Environmental News Bits

Biochar-amended soil can further sorb atmospheric CO2 for more carbon sequestration. Zhang, Z., Zhao, L., & Cao, X. Communications Earth & Environment, 6(1), 5. link] [open access] Abstract Input of biochar into soil is considered as an efficient technology for carbon sequestration.