Category Archives: Climate modelling

What Is The World Climate Research Programme And Why Do We Need It?

By: Rowan Sutton My schedule last week was rather awry.  Over four days I took part in a meeting of 50 or so climate scientists from around the world.  Because of the need to span multiple time zones, the session … Continue reading

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Has The Atlantic Ocean Circulation Been In Long-term Decline?

By: Jon Robson A number of recent high-profile studies have strongly suggested that an important part of the North Atlantic Ocean circulation – the AMOC – has declined and that it is edging closer to a tipping point. Such a … Continue reading

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Antarctic Sea Ice: The Global Climate Driver Of The South

By: Holly Ayres In the Northern Hemisphere, our closest region of sea ice (not to be confused with land ice) is the Arctic, a vast region of frozen ocean at the North Pole. Antarctica, a huge mountainous land mass at … Continue reading

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Climate Change 2021—The Physical Science Basis

By: Jonathan Gregory, Ed Hawkins, Matt Palmer This document is a short summary of key points that are of current relevance to society from the physical science of climate change. It is based on the headline statements of the report … Continue reading

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Why should we care about sea ice floes?

By: Adam Bateson One of the most frequently used visual devices to illustrate climate change is that of a polar bear on sea ice surrounded by open ocean (Fig. 1). Polar bears are today identified as a vulnerable species, with sea ice decline the … Continue reading

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Atmospheric CO2, fossil fuel emissions, Shared Socioeconomic Pathways and the Paris Agreement.

By: Tristan Quaife The Paris Agreement, which is signed by 193 countries belonging to the United Nations Framework Convention on Climate Change, aims to limit the rise in global mean temperature to 2°C, and ideally 1.5°C, above pre-industrial levels. To achieve … Continue reading

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The Sun’s Magnetic Field: From Minutes To Millennia

By: Mathew Owens The Sun’s magnetic field varies on all observed time scales. Knowing how the solar magnetic field has changed in the past helps us plan for hazardous conditions in the space environment in the future. It is also important … Continue reading

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Regional vs Global Models From The Perspective of a Polar Climate Scientist

By: Charlotte Lang There is a debate in the world of polar climate and ice sheet surface modelling about global (GCM) versus regional (RCM) models and each side is trying to convince the other that they do better: global modellers … Continue reading

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Modelling Dust Extremes Over East Asia

 By: Dhirendra Kumar Mineral dust plays an important role in the earth system due to its interaction with climate, ecosystems, biogeochemical cycles, and human society in direct and indirect ways [1,2,3]. Their interactions with the weather and climate occur at … Continue reading

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Does working from home help to reduce climate change?

By: Helen Dacre During a recent conversation about working from home during the COVID-19 pandemic a friend asked me ‘Given that I no longer commute to work in my car every day, will that help to reduce climate change?’  The … Continue reading

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